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Finding the Fourth Proportional to 1,833.04, 2,749.02 and 845.38

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Solution

The fourth proportional to 1,833.04, 2,749.02 and 845.38 is: 1,267.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,833.04 : 2,749.02 = 845.38 : x
  2. Step 2: Convert to fraction form
    1,833.04/2,749.02 = 845.38/x
  3. Step 3: Cross multiply
    1,833.04x = 2,749.02 × 845.38
  4. Step 4: Simplify right side
    1,833.04x = 2,323,966.53
  5. Step 5: Solve for x
    x = 2,323,966.53/1,833.04
  6. Step 6: Final answer
    x = 1,267.82

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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.