Home / 8,500.11-12,757.92-4,343.00

Finding the Fourth Proportional to 8,500.11, 12,757.92 and 4,343.00

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Solution

The fourth proportional to 8,500.11, 12,757.92 and 4,343.00 is: 6,518.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,500.11 : 12,757.92 = 4,343.00 : x
  2. Step 2: Convert to fraction form
    8,500.11/12,757.92 = 4,343.00/x
  3. Step 3: Cross multiply
    8,500.11x = 12,757.92 × 4,343.00
  4. Step 4: Simplify right side
    8,500.11x = 55,407,582.77
  5. Step 5: Solve for x
    x = 55,407,582.77/8,500.11
  6. Step 6: Final answer
    x = 6,518.45

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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.