Home / 10,232.64-15,356.25-4,390.92

Finding the Fourth Proportional to 10,232.64, 15,356.25 and 4,390.92

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Solution

The fourth proportional to 10,232.64, 15,356.25 and 4,390.92 is: 6,589.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,232.64 : 15,356.25 = 4,390.92 : x
  2. Step 2: Convert to fraction form
    10,232.64/15,356.25 = 4,390.92/x
  3. Step 3: Cross multiply
    10,232.64x = 15,356.25 × 4,390.92
  4. Step 4: Simplify right side
    10,232.64x = 67,428,065.25
  5. Step 5: Solve for x
    x = 67,428,065.25/10,232.64
  6. Step 6: Final answer
    x = 6,589.51

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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.