Home / 7,132.95-10,702.58-3,842.19

Finding the Fourth Proportional to 7,132.95, 10,702.58 and 3,842.19

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Solution

The fourth proportional to 7,132.95, 10,702.58 and 3,842.19 is: 5,764.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,132.95 : 10,702.58 = 3,842.19 : x
  2. Step 2: Convert to fraction form
    7,132.95/10,702.58 = 3,842.19/x
  3. Step 3: Cross multiply
    7,132.95x = 10,702.58 × 3,842.19
  4. Step 4: Simplify right side
    7,132.95x = 41,121,326.64
  5. Step 5: Solve for x
    x = 41,121,326.64/7,132.95
  6. Step 6: Final answer
    x = 5,764.98

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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.