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Finding the Fourth Proportional to 6,452.50, 9,680.37 and 1,835.50

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Solution

The fourth proportional to 6,452.50, 9,680.37 and 1,835.50 is: 2,753.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,452.50 : 9,680.37 = 1,835.50 : x
  2. Step 2: Convert to fraction form
    6,452.50/9,680.37 = 1,835.50/x
  3. Step 3: Cross multiply
    6,452.50x = 9,680.37 × 1,835.50
  4. Step 4: Simplify right side
    6,452.50x = 17,768,319.14
  5. Step 5: Solve for x
    x = 17,768,319.14/6,452.50
  6. Step 6: Final answer
    x = 2,753.71

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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.