Home / 9,335.76-12,883.50-5,144.04

Finding the Fourth Proportional to 9,335.76, 12,883.50 and 5,144.04

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Solution

The fourth proportional to 9,335.76, 12,883.50 and 5,144.04 is: 7,098.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,335.76 : 12,883.50 = 5,144.04 : x
  2. Step 2: Convert to fraction form
    9,335.76/12,883.50 = 5,144.04/x
  3. Step 3: Cross multiply
    9,335.76x = 12,883.50 × 5,144.04
  4. Step 4: Simplify right side
    9,335.76x = 66,273,239.34
  5. Step 5: Solve for x
    x = 66,273,239.34/9,335.76
  6. Step 6: Final answer
    x = 7,098.86

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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.