Home / 5,413.42-7,463.56-4,439.68

Finding the Fourth Proportional to 5,413.42, 7,463.56 and 4,439.68

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Solution

The fourth proportional to 5,413.42, 7,463.56 and 4,439.68 is: 6,121.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,413.42 : 7,463.56 = 4,439.68 : x
  2. Step 2: Convert to fraction form
    5,413.42/7,463.56 = 4,439.68/x
  3. Step 3: Cross multiply
    5,413.42x = 7,463.56 × 4,439.68
  4. Step 4: Simplify right side
    5,413.42x = 33,135,796.63
  5. Step 5: Solve for x
    x = 33,135,796.63/5,413.42
  6. Step 6: Final answer
    x = 6,121.05

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Half scale
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Double scale
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Similar ratio
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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.