Home / 9,442.97-13,031.30-5,194.09

Finding the Fourth Proportional to 9,442.97, 13,031.30 and 5,194.09

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Solution

The fourth proportional to 9,442.97, 13,031.30 and 5,194.09 is: 7,167.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,442.97 : 13,031.30 = 5,194.09 : x
  2. Step 2: Convert to fraction form
    9,442.97/13,031.30 = 5,194.09/x
  3. Step 3: Cross multiply
    9,442.97x = 13,031.30 × 5,194.09
  4. Step 4: Simplify right side
    9,442.97x = 67,685,774.29
  5. Step 5: Solve for x
    x = 67,685,774.29/9,442.97
  6. Step 6: Final answer
    x = 7,167.85

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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.