Home / 4,522.16-6,750.48-3,909.80

Finding the Fourth Proportional to 4,522.16, 6,750.48 and 3,909.80

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Solution

The fourth proportional to 4,522.16, 6,750.48 and 3,909.80 is: 5,836.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,522.16 : 6,750.48 = 3,909.80 : x
  2. Step 2: Convert to fraction form
    4,522.16/6,750.48 = 3,909.80/x
  3. Step 3: Cross multiply
    4,522.16x = 6,750.48 × 3,909.80
  4. Step 4: Simplify right side
    4,522.16x = 26,393,026.70
  5. Step 5: Solve for x
    x = 26,393,026.70/4,522.16
  6. Step 6: Final answer
    x = 5,836.38

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.