Home / 5,391.23-7,439.48-3,032.91

Finding the Fourth Proportional to 5,391.23, 7,439.48 and 3,032.91

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Solution

The fourth proportional to 5,391.23, 7,439.48 and 3,032.91 is: 4,185.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,391.23 : 7,439.48 = 3,032.91 : x
  2. Step 2: Convert to fraction form
    5,391.23/7,439.48 = 3,032.91/x
  3. Step 3: Cross multiply
    5,391.23x = 7,439.48 × 3,032.91
  4. Step 4: Simplify right side
    5,391.23x = 22,563,280.87
  5. Step 5: Solve for x
    x = 22,563,280.87/5,391.23
  6. Step 6: Final answer
    x = 4,185.19

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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.