Home / 4,675.60-6,447.72-3,627.28

Finding the Fourth Proportional to 4,675.60, 6,447.72 and 3,627.28

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Solution

The fourth proportional to 4,675.60, 6,447.72 and 3,627.28 is: 5,002.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,675.60 : 6,447.72 = 3,627.28 : x
  2. Step 2: Convert to fraction form
    4,675.60/6,447.72 = 3,627.28/x
  3. Step 3: Cross multiply
    4,675.60x = 6,447.72 × 3,627.28
  4. Step 4: Simplify right side
    4,675.60x = 23,387,685.80
  5. Step 5: Solve for x
    x = 23,387,685.80/4,675.60
  6. Step 6: Final answer
    x = 5,002.07

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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.