Home / 8,325.92-11,489.76-4,549.11

Finding the Fourth Proportional to 8,325.92, 11,489.76 and 4,549.11

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Solution

The fourth proportional to 8,325.92, 11,489.76 and 4,549.11 is: 6,277.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,325.92 : 11,489.76 = 4,549.11 : x
  2. Step 2: Convert to fraction form
    8,325.92/11,489.76 = 4,549.11/x
  3. Step 3: Cross multiply
    8,325.92x = 11,489.76 × 4,549.11
  4. Step 4: Simplify right side
    8,325.92x = 52,268,182.11
  5. Step 5: Solve for x
    x = 52,268,182.11/8,325.92
  6. Step 6: Final answer
    x = 6,277.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.