Home / 5,541.15-7,642.88-3,301.30

Finding the Fourth Proportional to 5,541.15, 7,642.88 and 3,301.30

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Solution

The fourth proportional to 5,541.15, 7,642.88 and 3,301.30 is: 4,553.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,541.15 : 7,642.88 = 3,301.30 : x
  2. Step 2: Convert to fraction form
    5,541.15/7,642.88 = 3,301.30/x
  3. Step 3: Cross multiply
    5,541.15x = 7,642.88 × 3,301.30
  4. Step 4: Simplify right side
    5,541.15x = 25,231,413.68
  5. Step 5: Solve for x
    x = 25,231,413.68/5,541.15
  6. Step 6: Final answer
    x = 4,553.46

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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.