Home / 5,531.90-7,633.84-3,013.98

Finding the Fourth Proportional to 5,531.90, 7,633.84 and 3,013.98

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Solution

The fourth proportional to 5,531.90, 7,633.84 and 3,013.98 is: 4,159.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,531.90 : 7,633.84 = 3,013.98 : x
  2. Step 2: Convert to fraction form
    5,531.90/7,633.84 = 3,013.98/x
  3. Step 3: Cross multiply
    5,531.90x = 7,633.84 × 3,013.98
  4. Step 4: Simplify right side
    5,531.90x = 23,008,241.08
  5. Step 5: Solve for x
    x = 23,008,241.08/5,531.90
  6. Step 6: Final answer
    x = 4,159.19

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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.