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Finding the Fourth Proportional to 5,655.68, 8,483.52 and 1,760.48

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Solution

The fourth proportional to 5,655.68, 8,483.52 and 1,760.48 is: 2,640.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,655.68 : 8,483.52 = 1,760.48 : x
  2. Step 2: Convert to fraction form
    5,655.68/8,483.52 = 1,760.48/x
  3. Step 3: Cross multiply
    5,655.68x = 8,483.52 × 1,760.48
  4. Step 4: Simplify right side
    5,655.68x = 14,935,067.29
  5. Step 5: Solve for x
    x = 14,935,067.29/5,655.68
  6. Step 6: Final answer
    x = 2,640.72

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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.