Home / 8,541.60-12,727.49-7,610

Finding the Fourth Proportional to 8,541.60, 12,727.49 and 7,610

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Solution

The fourth proportional to 8,541.60, 12,727.49 and 7,610 is: 11,339.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,541.60 : 12,727.49 = 7,610 : x
  2. Step 2: Convert to fraction form
    8,541.60/12,727.49 = 7,610/x
  3. Step 3: Cross multiply
    8,541.60x = 12,727.49 × 7,610
  4. Step 4: Simplify right side
    8,541.60x = 96,856,198.90
  5. Step 5: Solve for x
    x = 96,856,198.90/8,541.60
  6. Step 6: Final answer
    x = 11,339.35

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.