Home / 9,083.52-12,534.72-6,724.80

Finding the Fourth Proportional to 9,083.52, 12,534.72 and 6,724.80

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Solution

The fourth proportional to 9,083.52, 12,534.72 and 6,724.80 is: 9,279.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,083.52 : 12,534.72 = 6,724.80 : x
  2. Step 2: Convert to fraction form
    9,083.52/12,534.72 = 6,724.80/x
  3. Step 3: Cross multiply
    9,083.52x = 12,534.72 × 6,724.80
  4. Step 4: Simplify right side
    9,083.52x = 84,293,485.06
  5. Step 5: Solve for x
    x = 84,293,485.06/9,083.52
  6. Step 6: Final answer
    x = 9,279.83

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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.