Home / 9,253.46-13,885.19-6,720.80

Finding the Fourth Proportional to 9,253.46, 13,885.19 and 6,720.80

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Solution

The fourth proportional to 9,253.46, 13,885.19 and 6,720.80 is: 10,084.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,253.46 : 13,885.19 = 6,720.80 : x
  2. Step 2: Convert to fraction form
    9,253.46/13,885.19 = 6,720.80/x
  3. Step 3: Cross multiply
    9,253.46x = 13,885.19 × 6,720.80
  4. Step 4: Simplify right side
    9,253.46x = 93,319,481.92
  5. Step 5: Solve for x
    x = 93,319,481.92/9,253.46
  6. Step 6: Final answer
    x = 10,084.83

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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.