Home / 11,265.03-15,543.30-6,546.78

Finding the Fourth Proportional to 11,265.03, 15,543.30 and 6,546.78

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Solution

The fourth proportional to 11,265.03, 15,543.30 and 6,546.78 is: 9,033.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,265.03 : 15,543.30 = 6,546.78 : x
  2. Step 2: Convert to fraction form
    11,265.03/15,543.30 = 6,546.78/x
  3. Step 3: Cross multiply
    11,265.03x = 15,543.30 × 6,546.78
  4. Step 4: Simplify right side
    11,265.03x = 101,758,565.57
  5. Step 5: Solve for x
    x = 101,758,565.57/11,265.03
  6. Step 6: Final answer
    x = 9,033.14

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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.