Home / 5,280.22-7,922.24-2,471.52

Finding the Fourth Proportional to 5,280.22, 7,922.24 and 2,471.52

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Solution

The fourth proportional to 5,280.22, 7,922.24 and 2,471.52 is: 3,708.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,280.22 : 7,922.24 = 2,471.52 : x
  2. Step 2: Convert to fraction form
    5,280.22/7,922.24 = 2,471.52/x
  3. Step 3: Cross multiply
    5,280.22x = 7,922.24 × 2,471.52
  4. Step 4: Simplify right side
    5,280.22x = 19,579,974.60
  5. Step 5: Solve for x
    x = 19,579,974.60/5,280.22
  6. Step 6: Final answer
    x = 3,708.17

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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.