Home / 8,501.13-12,753.45-3,567.87

Finding the Fourth Proportional to 8,501.13, 12,753.45 and 3,567.87

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Solution

The fourth proportional to 8,501.13, 12,753.45 and 3,567.87 is: 5,352.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,501.13 : 12,753.45 = 3,567.87 : x
  2. Step 2: Convert to fraction form
    8,501.13/12,753.45 = 3,567.87/x
  3. Step 3: Cross multiply
    8,501.13x = 12,753.45 × 3,567.87
  4. Step 4: Simplify right side
    8,501.13x = 45,502,651.65
  5. Step 5: Solve for x
    x = 45,502,651.65/8,501.13
  6. Step 6: Final answer
    x = 5,352.54

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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.