Home / 10,180.28-15,272.61-3,160.16

Finding the Fourth Proportional to 10,180.28, 15,272.61 and 3,160.16

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Solution

The fourth proportional to 10,180.28, 15,272.61 and 3,160.16 is: 4,740.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,180.28 : 15,272.61 = 3,160.16 : x
  2. Step 2: Convert to fraction form
    10,180.28/15,272.61 = 3,160.16/x
  3. Step 3: Cross multiply
    10,180.28x = 15,272.61 × 3,160.16
  4. Step 4: Simplify right side
    10,180.28x = 48,263,891.22
  5. Step 5: Solve for x
    x = 48,263,891.22/10,180.28
  6. Step 6: Final answer
    x = 4,740.92

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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.