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Finding the Fourth Proportional to 3,642.66, 5,464.17 and 1,301.49

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Solution

The fourth proportional to 3,642.66, 5,464.17 and 1,301.49 is: 1,952.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,642.66 : 5,464.17 = 1,301.49 : x
  2. Step 2: Convert to fraction form
    3,642.66/5,464.17 = 1,301.49/x
  3. Step 3: Cross multiply
    3,642.66x = 5,464.17 × 1,301.49
  4. Step 4: Simplify right side
    3,642.66x = 7,111,562.61
  5. Step 5: Solve for x
    x = 7,111,562.61/3,642.66
  6. Step 6: Final answer
    x = 1,952.30

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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.