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Finding the Fourth Proportional to 4,793.88, 6,615.86 and 2,669.38

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Solution

The fourth proportional to 4,793.88, 6,615.86 and 2,669.38 is: 3,683.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,793.88 : 6,615.86 = 2,669.38 : x
  2. Step 2: Convert to fraction form
    4,793.88/6,615.86 = 2,669.38/x
  3. Step 3: Cross multiply
    4,793.88x = 6,615.86 × 2,669.38
  4. Step 4: Simplify right side
    4,793.88x = 17,660,248.10
  5. Step 5: Solve for x
    x = 17,660,248.10/4,793.88
  6. Step 6: Final answer
    x = 3,683.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.