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Finding the Fourth Proportional to 1,827.84, 2,743.06 and 732.45

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Solution

The fourth proportional to 1,827.84, 2,743.06 and 732.45 is: 1,099.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,827.84 : 2,743.06 = 732.45 : x
  2. Step 2: Convert to fraction form
    1,827.84/2,743.06 = 732.45/x
  3. Step 3: Cross multiply
    1,827.84x = 2,743.06 × 732.45
  4. Step 4: Simplify right side
    1,827.84x = 2,009,154.30
  5. Step 5: Solve for x
    x = 2,009,154.30/1,827.84
  6. Step 6: Final answer
    x = 1,099.20

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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.