Home / 7,132.65-10,702.82-3,383.56

Finding the Fourth Proportional to 7,132.65, 10,702.82 and 3,383.56

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Solution

The fourth proportional to 7,132.65, 10,702.82 and 3,383.56 is: 5,077.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,132.65 : 10,702.82 = 3,383.56 : x
  2. Step 2: Convert to fraction form
    7,132.65/10,702.82 = 3,383.56/x
  3. Step 3: Cross multiply
    7,132.65x = 10,702.82 × 3,383.56
  4. Step 4: Simplify right side
    7,132.65x = 36,213,633.64
  5. Step 5: Solve for x
    x = 36,213,633.64/7,132.65
  6. Step 6: Final answer
    x = 5,077.16

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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.