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Finding the Fourth Proportional to 1,826.19, 2,737.46 and 902.41

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Solution

The fourth proportional to 1,826.19, 2,737.46 and 902.41 is: 1,352.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,826.19 : 2,737.46 = 902.41 : x
  2. Step 2: Convert to fraction form
    1,826.19/2,737.46 = 902.41/x
  3. Step 3: Cross multiply
    1,826.19x = 2,737.46 × 902.41
  4. Step 4: Simplify right side
    1,826.19x = 2,470,311.28
  5. Step 5: Solve for x
    x = 2,470,311.28/1,826.19
  6. Step 6: Final answer
    x = 1,352.71

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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.