Home / 10,417.92-14,376.66-5,702.28

Finding the Fourth Proportional to 10,417.92, 14,376.66 and 5,702.28

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Solution

The fourth proportional to 10,417.92, 14,376.66 and 5,702.28 is: 7,869.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,417.92 : 14,376.66 = 5,702.28 : x
  2. Step 2: Convert to fraction form
    10,417.92/14,376.66 = 5,702.28/x
  3. Step 3: Cross multiply
    10,417.92x = 14,376.66 × 5,702.28
  4. Step 4: Simplify right side
    10,417.92x = 81,979,740.78
  5. Step 5: Solve for x
    x = 81,979,740.78/10,417.92
  6. Step 6: Final answer
    x = 7,869.11

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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.