Home / 5,531.98-7,634.67-4,132.30

Finding the Fourth Proportional to 5,531.98, 7,634.67 and 4,132.30

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Solution

The fourth proportional to 5,531.98, 7,634.67 and 4,132.30 is: 5,702.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,531.98 : 7,634.67 = 4,132.30 : x
  2. Step 2: Convert to fraction form
    5,531.98/7,634.67 = 4,132.30/x
  3. Step 3: Cross multiply
    5,531.98x = 7,634.67 × 4,132.30
  4. Step 4: Simplify right side
    5,531.98x = 31,548,746.84
  5. Step 5: Solve for x
    x = 31,548,746.84/5,531.98
  6. Step 6: Final answer
    x = 5,702.98

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