Home / 5,136.88-7,084.92-3,344.08

Finding the Fourth Proportional to 5,136.88, 7,084.92 and 3,344.08

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Solution

The fourth proportional to 5,136.88, 7,084.92 and 3,344.08 is: 4,612.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,136.88 : 7,084.92 = 3,344.08 : x
  2. Step 2: Convert to fraction form
    5,136.88/7,084.92 = 3,344.08/x
  3. Step 3: Cross multiply
    5,136.88x = 7,084.92 × 3,344.08
  4. Step 4: Simplify right side
    5,136.88x = 23,692,539.27
  5. Step 5: Solve for x
    x = 23,692,539.27/5,136.88
  6. Step 6: Final answer
    x = 4,612.24

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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.