Home / 5,531.25-7,633.14-3,047.25

Finding the Fourth Proportional to 5,531.25, 7,633.14 and 3,047.25

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Solution

The fourth proportional to 5,531.25, 7,633.14 and 3,047.25 is: 4,205.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,531.25 : 7,633.14 = 3,047.25 : x
  2. Step 2: Convert to fraction form
    5,531.25/7,633.14 = 3,047.25/x
  3. Step 3: Cross multiply
    5,531.25x = 7,633.14 × 3,047.25
  4. Step 4: Simplify right side
    5,531.25x = 23,260,085.87
  5. Step 5: Solve for x
    x = 23,260,085.87/5,531.25
  6. Step 6: Final answer
    x = 4,205.21

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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.