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Finding the Fourth Proportional to 1,833.60, 2,748.01 and 736.70

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Solution

The fourth proportional to 1,833.60, 2,748.01 and 736.70 is: 1,104.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,833.60 : 2,748.01 = 736.70 : x
  2. Step 2: Convert to fraction form
    1,833.60/2,748.01 = 736.70/x
  3. Step 3: Cross multiply
    1,833.60x = 2,748.01 × 736.70
  4. Step 4: Simplify right side
    1,833.60x = 2,024,444.77
  5. Step 5: Solve for x
    x = 2,024,444.77/1,833.60
  6. Step 6: Final answer
    x = 1,104.08

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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.