Home / 10,057.20-15,087.68-3,483.76

Finding the Fourth Proportional to 10,057.20, 15,087.68 and 3,483.76

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Solution

The fourth proportional to 10,057.20, 15,087.68 and 3,483.76 is: 5,226.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,057.20 : 15,087.68 = 3,483.76 : x
  2. Step 2: Convert to fraction form
    10,057.20/15,087.68 = 3,483.76/x
  3. Step 3: Cross multiply
    10,057.20x = 15,087.68 × 3,483.76
  4. Step 4: Simplify right side
    10,057.20x = 52,561,856.08
  5. Step 5: Solve for x
    x = 52,561,856.08/10,057.20
  6. Step 6: Final answer
    x = 5,226.29

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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.