Home / 1,834.92-2,748.06-1,398.76

Finding the Fourth Proportional to 1,834.92, 2,748.06 and 1,398.76

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Solution

The fourth proportional to 1,834.92, 2,748.06 and 1,398.76 is: 2,094.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,834.92 : 2,748.06 = 1,398.76 : x
  2. Step 2: Convert to fraction form
    1,834.92/2,748.06 = 1,398.76/x
  3. Step 3: Cross multiply
    1,834.92x = 2,748.06 × 1,398.76
  4. Step 4: Simplify right side
    1,834.92x = 3,843,876.41
  5. Step 5: Solve for x
    x = 3,843,876.41/1,834.92
  6. Step 6: Final answer
    x = 2,094.85

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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.