Home / 5,655.45-8,483.17-1,759.85

Finding the Fourth Proportional to 5,655.45, 8,483.17 and 1,759.85

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Solution

The fourth proportional to 5,655.45, 8,483.17 and 1,759.85 is: 2,639.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,655.45 : 8,483.17 = 1,759.85 : x
  2. Step 2: Convert to fraction form
    5,655.45/8,483.17 = 1,759.85/x
  3. Step 3: Cross multiply
    5,655.45x = 8,483.17 × 1,759.85
  4. Step 4: Simplify right side
    5,655.45x = 14,929,116.40
  5. Step 5: Solve for x
    x = 14,929,116.40/5,655.45
  6. Step 6: Final answer
    x = 2,639.78

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Similar ratio
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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.