Home / 5,393.40-7,442.58-3,035.44

Finding the Fourth Proportional to 5,393.40, 7,442.58 and 3,035.44

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Solution

The fourth proportional to 5,393.40, 7,442.58 and 3,035.44 is: 4,188.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,393.40 : 7,442.58 = 3,035.44 : x
  2. Step 2: Convert to fraction form
    5,393.40/7,442.58 = 3,035.44/x
  3. Step 3: Cross multiply
    5,393.40x = 7,442.58 × 3,035.44
  4. Step 4: Simplify right side
    5,393.40x = 22,591,505.04
  5. Step 5: Solve for x
    x = 22,591,505.04/5,393.40
  6. Step 6: Final answer
    x = 4,188.73

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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.