Home / 9,335.93-12,883.34-5,144.09

Finding the Fourth Proportional to 9,335.93, 12,883.34 and 5,144.09

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Solution

The fourth proportional to 9,335.93, 12,883.34 and 5,144.09 is: 7,098.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,335.93 : 12,883.34 = 5,144.09 : x
  2. Step 2: Convert to fraction form
    9,335.93/12,883.34 = 5,144.09/x
  3. Step 3: Cross multiply
    9,335.93x = 12,883.34 × 5,144.09
  4. Step 4: Simplify right side
    9,335.93x = 66,273,008.90
  5. Step 5: Solve for x
    x = 66,273,008.90/9,335.93
  6. Step 6: Final answer
    x = 7,098.71

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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.