Home / 8,565.80-12,845.46-3,637.76

Finding the Fourth Proportional to 8,565.80, 12,845.46 and 3,637.76

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Solution

The fourth proportional to 8,565.80, 12,845.46 and 3,637.76 is: 5,455.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,565.80 : 12,845.46 = 3,637.76 : x
  2. Step 2: Convert to fraction form
    8,565.80/12,845.46 = 3,637.76/x
  3. Step 3: Cross multiply
    8,565.80x = 12,845.46 × 3,637.76
  4. Step 4: Simplify right side
    8,565.80x = 46,728,650.27
  5. Step 5: Solve for x
    x = 46,728,650.27/8,565.80
  6. Step 6: Final answer
    x = 5,455.26

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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.