Home / 7,135.38-10,702.53-2,204.64

Finding the Fourth Proportional to 7,135.38, 10,702.53 and 2,204.64

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Solution

The fourth proportional to 7,135.38, 10,702.53 and 2,204.64 is: 3,306.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,135.38 : 10,702.53 = 2,204.64 : x
  2. Step 2: Convert to fraction form
    7,135.38/10,702.53 = 2,204.64/x
  3. Step 3: Cross multiply
    7,135.38x = 10,702.53 × 2,204.64
  4. Step 4: Simplify right side
    7,135.38x = 23,595,225.74
  5. Step 5: Solve for x
    x = 23,595,225.74/7,135.38
  6. Step 6: Final answer
    x = 3,306.79

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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.