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Finding the Fourth Proportional to 1,798.81, 2,482.34 and 1,052.62

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Solution

The fourth proportional to 1,798.81, 2,482.34 and 1,052.62 is: 1,452.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,798.81 : 2,482.34 = 1,052.62 : x
  2. Step 2: Convert to fraction form
    1,798.81/2,482.34 = 1,052.62/x
  3. Step 3: Cross multiply
    1,798.81x = 2,482.34 × 1,052.62
  4. Step 4: Simplify right side
    1,798.81x = 2,612,960.73
  5. Step 5: Solve for x
    x = 2,612,960.73/1,798.81
  6. Step 6: Final answer
    x = 1,452.61

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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.