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Finding the Fourth Proportional to 8,507.24, 12,761.10 and 2,351.24

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Solution

The fourth proportional to 8,507.24, 12,761.10 and 2,351.24 is: 3,526.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,507.24 : 12,761.10 = 2,351.24 : x
  2. Step 2: Convert to fraction form
    8,507.24/12,761.10 = 2,351.24/x
  3. Step 3: Cross multiply
    8,507.24x = 12,761.10 × 2,351.24
  4. Step 4: Simplify right side
    8,507.24x = 30,004,408.76
  5. Step 5: Solve for x
    x = 30,004,408.76/8,507.24
  6. Step 6: Final answer
    x = 3,526.93

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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.