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Finding the Fourth Proportional to 3,062.46, 4,593.69 and 753.96

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Solution

The fourth proportional to 3,062.46, 4,593.69 and 753.96 is: 1,130.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,062.46 : 4,593.69 = 753.96 : x
  2. Step 2: Convert to fraction form
    3,062.46/4,593.69 = 753.96/x
  3. Step 3: Cross multiply
    3,062.46x = 4,593.69 × 753.96
  4. Step 4: Simplify right side
    3,062.46x = 3,463,458.51
  5. Step 5: Solve for x
    x = 3,463,458.51/3,062.46
  6. Step 6: Final answer
    x = 1,130.94

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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.