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Finding the Fourth Proportional to 4,793.82, 6,615.02 and 2,669.28

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Solution

The fourth proportional to 4,793.82, 6,615.02 and 2,669.28 is: 3,683.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,793.82 : 6,615.02 = 2,669.28 : x
  2. Step 2: Convert to fraction form
    4,793.82/6,615.02 = 2,669.28/x
  3. Step 3: Cross multiply
    4,793.82x = 6,615.02 × 2,669.28
  4. Step 4: Simplify right side
    4,793.82x = 17,657,340.59
  5. Step 5: Solve for x
    x = 17,657,340.59/4,793.82
  6. Step 6: Final answer
    x = 3,683.35

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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.