Home / 11,422.75-17,136.65-4,854.55

Finding the Fourth Proportional to 11,422.75, 17,136.65 and 4,854.55

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Solution

The fourth proportional to 11,422.75, 17,136.65 and 4,854.55 is: 7,282.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,422.75 : 17,136.65 = 4,854.55 : x
  2. Step 2: Convert to fraction form
    11,422.75/17,136.65 = 4,854.55/x
  3. Step 3: Cross multiply
    11,422.75x = 17,136.65 × 4,854.55
  4. Step 4: Simplify right side
    11,422.75x = 83,190,724.26
  5. Step 5: Solve for x
    x = 83,190,724.26/11,422.75
  6. Step 6: Final answer
    x = 7,282.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.