Home / 11,841.75-16,341.30-6,536.45

Finding the Fourth Proportional to 11,841.75, 16,341.30 and 6,536.45

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Solution

The fourth proportional to 11,841.75, 16,341.30 and 6,536.45 is: 9,020.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,841.75 : 16,341.30 = 6,536.45 : x
  2. Step 2: Convert to fraction form
    11,841.75/16,341.30 = 6,536.45/x
  3. Step 3: Cross multiply
    11,841.75x = 16,341.30 × 6,536.45
  4. Step 4: Simplify right side
    11,841.75x = 106,814,069.96
  5. Step 5: Solve for x
    x = 106,814,069.96/11,841.75
  6. Step 6: Final answer
    x = 9,020.13

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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.