Home / 5,294.60-7,306.28-3,198.32

Finding the Fourth Proportional to 5,294.60, 7,306.28 and 3,198.32

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Solution

The fourth proportional to 5,294.60, 7,306.28 and 3,198.32 is: 4,413.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,294.60 : 7,306.28 = 3,198.32 : x
  2. Step 2: Convert to fraction form
    5,294.60/7,306.28 = 3,198.32/x
  3. Step 3: Cross multiply
    5,294.60x = 7,306.28 × 3,198.32
  4. Step 4: Simplify right side
    5,294.60x = 23,367,821.45
  5. Step 5: Solve for x
    x = 23,367,821.45/5,294.60
  6. Step 6: Final answer
    x = 4,413.52

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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.