Home / 3,642.32-5,463.48-1,045.46

Finding the Fourth Proportional to 3,642.32, 5,463.48 and 1,045.46

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Solution

The fourth proportional to 3,642.32, 5,463.48 and 1,045.46 is: 1,568.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,642.32 : 5,463.48 = 1,045.46 : x
  2. Step 2: Convert to fraction form
    3,642.32/5,463.48 = 1,045.46/x
  3. Step 3: Cross multiply
    3,642.32x = 5,463.48 × 1,045.46
  4. Step 4: Simplify right side
    3,642.32x = 5,711,849.80
  5. Step 5: Solve for x
    x = 5,711,849.80/3,642.32
  6. Step 6: Final answer
    x = 1,568.19

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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.