Home / 5,521.24-8,279.02-1,625.14

Finding the Fourth Proportional to 5,521.24, 8,279.02 and 1,625.14

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Solution

The fourth proportional to 5,521.24, 8,279.02 and 1,625.14 is: 2,436.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,521.24 : 8,279.02 = 1,625.14 : x
  2. Step 2: Convert to fraction form
    5,521.24/8,279.02 = 1,625.14/x
  3. Step 3: Cross multiply
    5,521.24x = 8,279.02 × 1,625.14
  4. Step 4: Simplify right side
    5,521.24x = 13,454,566.56
  5. Step 5: Solve for x
    x = 13,454,566.56/5,521.24
  6. Step 6: Final answer
    x = 2,436.87

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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.