Home / 5,391.04-7,439.54-3,032.96

Finding the Fourth Proportional to 5,391.04, 7,439.54 and 3,032.96

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Solution

The fourth proportional to 5,391.04, 7,439.54 and 3,032.96 is: 4,185.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,391.04 : 7,439.54 = 3,032.96 : x
  2. Step 2: Convert to fraction form
    5,391.04/7,439.54 = 3,032.96/x
  3. Step 3: Cross multiply
    5,391.04x = 7,439.54 × 3,032.96
  4. Step 4: Simplify right side
    5,391.04x = 22,563,827.24
  5. Step 5: Solve for x
    x = 22,563,827.24/5,391.04
  6. Step 6: Final answer
    x = 4,185.43

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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.