Home / 4,401.60-6,611.52-4,253.97

Finding the Fourth Proportional to 4,401.60, 6,611.52 and 4,253.97

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Solution

The fourth proportional to 4,401.60, 6,611.52 and 4,253.97 is: 6,389.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,401.60 : 6,611.52 = 4,253.97 : x
  2. Step 2: Convert to fraction form
    4,401.60/6,611.52 = 4,253.97/x
  3. Step 3: Cross multiply
    4,401.60x = 6,611.52 × 4,253.97
  4. Step 4: Simplify right side
    4,401.60x = 28,125,207.73
  5. Step 5: Solve for x
    x = 28,125,207.73/4,401.60
  6. Step 6: Final answer
    x = 6,389.77

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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.