Home / 7,652.27-11,456.11-5,686.61

Finding the Fourth Proportional to 7,652.27, 11,456.11 and 5,686.61

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Solution

The fourth proportional to 7,652.27, 11,456.11 and 5,686.61 is: 8,513.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,652.27 : 11,456.11 = 5,686.61 : x
  2. Step 2: Convert to fraction form
    7,652.27/11,456.11 = 5,686.61/x
  3. Step 3: Cross multiply
    7,652.27x = 11,456.11 × 5,686.61
  4. Step 4: Simplify right side
    7,652.27x = 65,146,444.11
  5. Step 5: Solve for x
    x = 65,146,444.11/7,652.27
  6. Step 6: Final answer
    x = 8,513.35

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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.