Home / 10,171.69-14,036.23-6,813.96

Finding the Fourth Proportional to 10,171.69, 14,036.23 and 6,813.96

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Solution

The fourth proportional to 10,171.69, 14,036.23 and 6,813.96 is: 9,402.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,171.69 : 14,036.23 = 6,813.96 : x
  2. Step 2: Convert to fraction form
    10,171.69/14,036.23 = 6,813.96/x
  3. Step 3: Cross multiply
    10,171.69x = 14,036.23 × 6,813.96
  4. Step 4: Simplify right side
    10,171.69x = 95,642,275.70
  5. Step 5: Solve for x
    x = 95,642,275.70/10,171.69
  6. Step 6: Final answer
    x = 9,402.79

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Half scale
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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.