Home / 5,292.45-7,302.10-4,169.90

Finding the Fourth Proportional to 5,292.45, 7,302.10 and 4,169.90

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Solution

The fourth proportional to 5,292.45, 7,302.10 and 4,169.90 is: 5,753.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,292.45 : 7,302.10 = 4,169.90 : x
  2. Step 2: Convert to fraction form
    5,292.45/7,302.10 = 4,169.90/x
  3. Step 3: Cross multiply
    5,292.45x = 7,302.10 × 4,169.90
  4. Step 4: Simplify right side
    5,292.45x = 30,449,026.79
  5. Step 5: Solve for x
    x = 30,449,026.79/5,292.45
  6. Step 6: Final answer
    x = 5,753.30

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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.