Home / 5,560.84-8,342.27-2,639.12

Finding the Fourth Proportional to 5,560.84, 8,342.27 and 2,639.12

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Solution

The fourth proportional to 5,560.84, 8,342.27 and 2,639.12 is: 3,959.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,560.84 : 8,342.27 = 2,639.12 : x
  2. Step 2: Convert to fraction form
    5,560.84/8,342.27 = 2,639.12/x
  3. Step 3: Cross multiply
    5,560.84x = 8,342.27 × 2,639.12
  4. Step 4: Simplify right side
    5,560.84x = 22,016,251.60
  5. Step 5: Solve for x
    x = 22,016,251.60/5,560.84
  6. Step 6: Final answer
    x = 3,959.16

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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.