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Finding the Fourth Proportional to 6,453.42, 9,680.14 and 1,773.48

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Solution

The fourth proportional to 6,453.42, 9,680.14 and 1,773.48 is: 2,660.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,453.42 : 9,680.14 = 1,773.48 : x
  2. Step 2: Convert to fraction form
    6,453.42/9,680.14 = 1,773.48/x
  3. Step 3: Cross multiply
    6,453.42x = 9,680.14 × 1,773.48
  4. Step 4: Simplify right side
    6,453.42x = 17,167,534.69
  5. Step 5: Solve for x
    x = 17,167,534.69/6,453.42
  6. Step 6: Final answer
    x = 2,660.22

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1.5x scale

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.