Home / 7,439.64-10,265.67-4,454.88

Finding the Fourth Proportional to 7,439.64, 10,265.67 and 4,454.88

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Solution

The fourth proportional to 7,439.64, 10,265.67 and 4,454.88 is: 6,147.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,439.64 : 10,265.67 = 4,454.88 : x
  2. Step 2: Convert to fraction form
    7,439.64/10,265.67 = 4,454.88/x
  3. Step 3: Cross multiply
    7,439.64x = 10,265.67 × 4,454.88
  4. Step 4: Simplify right side
    7,439.64x = 45,732,327.97
  5. Step 5: Solve for x
    x = 45,732,327.97/7,439.64
  6. Step 6: Final answer
    x = 6,147.12

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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.