Home / 9,237.11-12,748.19-5,258.99

Finding the Fourth Proportional to 9,237.11, 12,748.19 and 5,258.99

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Solution

The fourth proportional to 9,237.11, 12,748.19 and 5,258.99 is: 7,257.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,237.11 : 12,748.19 = 5,258.99 : x
  2. Step 2: Convert to fraction form
    9,237.11/12,748.19 = 5,258.99/x
  3. Step 3: Cross multiply
    9,237.11x = 12,748.19 × 5,258.99
  4. Step 4: Simplify right side
    9,237.11x = 67,042,609.30
  5. Step 5: Solve for x
    x = 67,042,609.30/9,237.11
  6. Step 6: Final answer
    x = 7,257.97

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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.