Home / 10,854.28-14,979.17-6,074.06

Finding the Fourth Proportional to 10,854.28, 14,979.17 and 6,074.06

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Solution

The fourth proportional to 10,854.28, 14,979.17 and 6,074.06 is: 8,382.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,854.28 : 14,979.17 = 6,074.06 : x
  2. Step 2: Convert to fraction form
    10,854.28/14,979.17 = 6,074.06/x
  3. Step 3: Cross multiply
    10,854.28x = 14,979.17 × 6,074.06
  4. Step 4: Simplify right side
    10,854.28x = 90,984,429.96
  5. Step 5: Solve for x
    x = 90,984,429.96/10,854.28
  6. Step 6: Final answer
    x = 8,382.36

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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.