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Finding the Fourth Proportional to 7,263.75, 10,024.30 and 4,279.71

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Solution

The fourth proportional to 7,263.75, 10,024.30 and 4,279.71 is: 5,906.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,263.75 : 10,024.30 = 4,279.71 : x
  2. Step 2: Convert to fraction form
    7,263.75/10,024.30 = 4,279.71/x
  3. Step 3: Cross multiply
    7,263.75x = 10,024.30 × 4,279.71
  4. Step 4: Simplify right side
    7,263.75x = 42,901,096.95
  5. Step 5: Solve for x
    x = 42,901,096.95/7,263.75
  6. Step 6: Final answer
    x = 5,906.19

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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.