Home / 5,539.68-8,309.56-2,254.72

Finding the Fourth Proportional to 5,539.68, 8,309.56 and 2,254.72

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Solution

The fourth proportional to 5,539.68, 8,309.56 and 2,254.72 is: 3,382.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,539.68 : 8,309.56 = 2,254.72 : x
  2. Step 2: Convert to fraction form
    5,539.68/8,309.56 = 2,254.72/x
  3. Step 3: Cross multiply
    5,539.68x = 8,309.56 × 2,254.72
  4. Step 4: Simplify right side
    5,539.68x = 18,735,731.12
  5. Step 5: Solve for x
    x = 18,735,731.12/5,539.68
  6. Step 6: Final answer
    x = 3,382.10

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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.