Home / 10,025.92-15,037.92-3,451.20

Finding the Fourth Proportional to 10,025.92, 15,037.92 and 3,451.20

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Solution

The fourth proportional to 10,025.92, 15,037.92 and 3,451.20 is: 5,176.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,025.92 : 15,037.92 = 3,451.20 : x
  2. Step 2: Convert to fraction form
    10,025.92/15,037.92 = 3,451.20/x
  3. Step 3: Cross multiply
    10,025.92x = 15,037.92 × 3,451.20
  4. Step 4: Simplify right side
    10,025.92x = 51,898,869.50
  5. Step 5: Solve for x
    x = 51,898,869.50/10,025.92
  6. Step 6: Final answer
    x = 5,176.47

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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.