Home / 5,772.60-8,642.28-3,393.48

Finding the Fourth Proportional to 5,772.60, 8,642.28 and 3,393.48

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Solution

The fourth proportional to 5,772.60, 8,642.28 and 3,393.48 is: 5,080.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,772.60 : 8,642.28 = 3,393.48 : x
  2. Step 2: Convert to fraction form
    5,772.60/8,642.28 = 3,393.48/x
  3. Step 3: Cross multiply
    5,772.60x = 8,642.28 × 3,393.48
  4. Step 4: Simplify right side
    5,772.60x = 29,327,404.33
  5. Step 5: Solve for x
    x = 29,327,404.33/5,772.60
  6. Step 6: Final answer
    x = 5,080.45

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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.