Home / 11,841.97-16,341.67-6,464.23

Finding the Fourth Proportional to 11,841.97, 16,341.67 and 6,464.23

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Solution

The fourth proportional to 11,841.97, 16,341.67 and 6,464.23 is: 8,920.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,841.97 : 16,341.67 = 6,464.23 : x
  2. Step 2: Convert to fraction form
    11,841.97/16,341.67 = 6,464.23/x
  3. Step 3: Cross multiply
    11,841.97x = 16,341.67 × 6,464.23
  4. Step 4: Simplify right side
    11,841.97x = 105,636,313.46
  5. Step 5: Solve for x
    x = 105,636,313.46/11,841.97
  6. Step 6: Final answer
    x = 8,920.50

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Half scale
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Double scale
Find fourth proportional to 11,842.97, 16,343.05 and 6,465.23
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.