Home / 6,279.34-9,417.20-2,531.12

Finding the Fourth Proportional to 6,279.34, 9,417.20 and 2,531.12

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Solution

The fourth proportional to 6,279.34, 9,417.20 and 2,531.12 is: 3,795.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,279.34 : 9,417.20 = 2,531.12 : x
  2. Step 2: Convert to fraction form
    6,279.34/9,417.20 = 2,531.12/x
  3. Step 3: Cross multiply
    6,279.34x = 9,417.20 × 2,531.12
  4. Step 4: Simplify right side
    6,279.34x = 23,836,063.26
  5. Step 5: Solve for x
    x = 23,836,063.26/6,279.34
  6. Step 6: Final answer
    x = 3,795.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.