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Finding the Fourth Proportional to 5,799.44, 7,999.88 and 3,701.20

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Solution

The fourth proportional to 5,799.44, 7,999.88 and 3,701.20 is: 5,105.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,799.44 : 7,999.88 = 3,701.20 : x
  2. Step 2: Convert to fraction form
    5,799.44/7,999.88 = 3,701.20/x
  3. Step 3: Cross multiply
    5,799.44x = 7,999.88 × 3,701.20
  4. Step 4: Simplify right side
    5,799.44x = 29,609,155.86
  5. Step 5: Solve for x
    x = 29,609,155.86/5,799.44
  6. Step 6: Final answer
    x = 5,105.52

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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.