Home / 8,593.20-12,885.93-3,660.30

Finding the Fourth Proportional to 8,593.20, 12,885.93 and 3,660.30

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Solution

The fourth proportional to 8,593.20, 12,885.93 and 3,660.30 is: 5,488.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,593.20 : 12,885.93 = 3,660.30 : x
  2. Step 2: Convert to fraction form
    8,593.20/12,885.93 = 3,660.30/x
  3. Step 3: Cross multiply
    8,593.20x = 12,885.93 × 3,660.30
  4. Step 4: Simplify right side
    8,593.20x = 47,166,369.58
  5. Step 5: Solve for x
    x = 47,166,369.58/8,593.20
  6. Step 6: Final answer
    x = 5,488.80

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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.