Home / 5,675.47-8,504.60-2,387.68

Finding the Fourth Proportional to 5,675.47, 8,504.60 and 2,387.68

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Solution

The fourth proportional to 5,675.47, 8,504.60 and 2,387.68 is: 3,577.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,675.47 : 8,504.60 = 2,387.68 : x
  2. Step 2: Convert to fraction form
    5,675.47/8,504.60 = 2,387.68/x
  3. Step 3: Cross multiply
    5,675.47x = 8,504.60 × 2,387.68
  4. Step 4: Simplify right side
    5,675.47x = 20,306,230.13
  5. Step 5: Solve for x
    x = 20,306,230.13/5,675.47
  6. Step 6: Final answer
    x = 3,577.90

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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.