Home / 3,475.82-4,794.09-2,531.90

Finding the Fourth Proportional to 3,475.82, 4,794.09 and 2,531.90

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Solution

The fourth proportional to 3,475.82, 4,794.09 and 2,531.90 is: 3,492.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,475.82 : 4,794.09 = 2,531.90 : x
  2. Step 2: Convert to fraction form
    3,475.82/4,794.09 = 2,531.90/x
  3. Step 3: Cross multiply
    3,475.82x = 4,794.09 × 2,531.90
  4. Step 4: Simplify right side
    3,475.82x = 12,138,156.47
  5. Step 5: Solve for x
    x = 12,138,156.47/3,475.82
  6. Step 6: Final answer
    x = 3,492.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.