Home / 5,686.08-8,531.64-2,401.44

Finding the Fourth Proportional to 5,686.08, 8,531.64 and 2,401.44

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Solution

The fourth proportional to 5,686.08, 8,531.64 and 2,401.44 is: 3,603.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,686.08 : 8,531.64 = 2,401.44 : x
  2. Step 2: Convert to fraction form
    5,686.08/8,531.64 = 2,401.44/x
  3. Step 3: Cross multiply
    5,686.08x = 8,531.64 × 2,401.44
  4. Step 4: Simplify right side
    5,686.08x = 20,488,221.56
  5. Step 5: Solve for x
    x = 20,488,221.56/5,686.08
  6. Step 6: Final answer
    x = 3,603.22

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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.