Home / 8,291.77-11,439.34-4,753.06

Finding the Fourth Proportional to 8,291.77, 11,439.34 and 4,753.06

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Solution

The fourth proportional to 8,291.77, 11,439.34 and 4,753.06 is: 6,557.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,291.77 : 11,439.34 = 4,753.06 : x
  2. Step 2: Convert to fraction form
    8,291.77/11,439.34 = 4,753.06/x
  3. Step 3: Cross multiply
    8,291.77x = 11,439.34 × 4,753.06
  4. Step 4: Simplify right side
    8,291.77x = 54,371,869.38
  5. Step 5: Solve for x
    x = 54,371,869.38/8,291.77
  6. Step 6: Final answer
    x = 6,557.33

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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.