Home / 10,925.71-15,077.32-6,145.29

Finding the Fourth Proportional to 10,925.71, 15,077.32 and 6,145.29

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Solution

The fourth proportional to 10,925.71, 15,077.32 and 6,145.29 is: 8,480.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,925.71 : 15,077.32 = 6,145.29 : x
  2. Step 2: Convert to fraction form
    10,925.71/15,077.32 = 6,145.29/x
  3. Step 3: Cross multiply
    10,925.71x = 15,077.32 × 6,145.29
  4. Step 4: Simplify right side
    10,925.71x = 92,654,428.44
  5. Step 5: Solve for x
    x = 92,654,428.44/10,925.71
  6. Step 6: Final answer
    x = 8,480.41

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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.