Home / 5,391.03-7,439.23-3,032.72

Finding the Fourth Proportional to 5,391.03, 7,439.23 and 3,032.72

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Solution

The fourth proportional to 5,391.03, 7,439.23 and 3,032.72 is: 4,184.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,391.03 : 7,439.23 = 3,032.72 : x
  2. Step 2: Convert to fraction form
    5,391.03/7,439.23 = 3,032.72/x
  3. Step 3: Cross multiply
    5,391.03x = 7,439.23 × 3,032.72
  4. Step 4: Simplify right side
    5,391.03x = 22,561,079.04
  5. Step 5: Solve for x
    x = 22,561,079.04/5,391.03
  6. Step 6: Final answer
    x = 4,184.93

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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.