Home / 10,375.17-15,565.46-2,980.23

Finding the Fourth Proportional to 10,375.17, 15,565.46 and 2,980.23

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Solution

The fourth proportional to 10,375.17, 15,565.46 and 2,980.23 is: 4,471.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,375.17 : 15,565.46 = 2,980.23 : x
  2. Step 2: Convert to fraction form
    10,375.17/15,565.46 = 2,980.23/x
  3. Step 3: Cross multiply
    10,375.17x = 15,565.46 × 2,980.23
  4. Step 4: Simplify right side
    10,375.17x = 46,388,635.95
  5. Step 5: Solve for x
    x = 46,388,635.95/10,375.17
  6. Step 6: Final answer
    x = 4,471.12

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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.