Home / 10,254.28-15,388.92-6,565.56

Finding the Fourth Proportional to 10,254.28, 15,388.92 and 6,565.56

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Solution

The fourth proportional to 10,254.28, 15,388.92 and 6,565.56 is: 9,853.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,254.28 : 15,388.92 = 6,565.56 : x
  2. Step 2: Convert to fraction form
    10,254.28/15,388.92 = 6,565.56/x
  3. Step 3: Cross multiply
    10,254.28x = 15,388.92 × 6,565.56
  4. Step 4: Simplify right side
    10,254.28x = 101,036,877.60
  5. Step 5: Solve for x
    x = 101,036,877.60/10,254.28
  6. Step 6: Final answer
    x = 9,853.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.