Home / 1,622.92-2,237.85-1,098.04

Finding the Fourth Proportional to 1,622.92, 2,237.85 and 1,098.04

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Solution

The fourth proportional to 1,622.92, 2,237.85 and 1,098.04 is: 1,514.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622.92 : 2,237.85 = 1,098.04 : x
  2. Step 2: Convert to fraction form
    1,622.92/2,237.85 = 1,098.04/x
  3. Step 3: Cross multiply
    1,622.92x = 2,237.85 × 1,098.04
  4. Step 4: Simplify right side
    1,622.92x = 2,457,248.81
  5. Step 5: Solve for x
    x = 2,457,248.81/1,622.92
  6. Step 6: Final answer
    x = 1,514.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.