Home / 7,430.46-11,150.10-2,753.76

Finding the Fourth Proportional to 7,430.46, 11,150.10 and 2,753.76

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Solution

The fourth proportional to 7,430.46, 11,150.10 and 2,753.76 is: 4,132.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,430.46 : 11,150.10 = 2,753.76 : x
  2. Step 2: Convert to fraction form
    7,430.46/11,150.10 = 2,753.76/x
  3. Step 3: Cross multiply
    7,430.46x = 11,150.10 × 2,753.76
  4. Step 4: Simplify right side
    7,430.46x = 30,704,699.38
  5. Step 5: Solve for x
    x = 30,704,699.38/7,430.46
  6. Step 6: Final answer
    x = 4,132.27

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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.