Home / 4,448.52-6,635.20-4,191.55

Finding the Fourth Proportional to 4,448.52, 6,635.20 and 4,191.55

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Solution

The fourth proportional to 4,448.52, 6,635.20 and 4,191.55 is: 6,251.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,448.52 : 6,635.20 = 4,191.55 : x
  2. Step 2: Convert to fraction form
    4,448.52/6,635.20 = 4,191.55/x
  3. Step 3: Cross multiply
    4,448.52x = 6,635.20 × 4,191.55
  4. Step 4: Simplify right side
    4,448.52x = 27,811,753.35
  5. Step 5: Solve for x
    x = 27,811,753.35/4,448.52
  6. Step 6: Final answer
    x = 6,251.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.