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Finding the Fourth Proportional to 2,661.53, 3,672.92 and 1,482.62

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Solution

The fourth proportional to 2,661.53, 3,672.92 and 1,482.62 is: 2,046.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,661.53 : 3,672.92 = 1,482.62 : x
  2. Step 2: Convert to fraction form
    2,661.53/3,672.92 = 1,482.62/x
  3. Step 3: Cross multiply
    2,661.53x = 3,672.92 × 1,482.62
  4. Step 4: Simplify right side
    2,661.53x = 5,445,518.87
  5. Step 5: Solve for x
    x = 5,445,518.87/2,661.53
  6. Step 6: Final answer
    x = 2,046.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.