Home / 1,801.24-2,701.05-746.92

Finding the Fourth Proportional to 1,801.24, 2,701.05 and 746.92

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Solution

The fourth proportional to 1,801.24, 2,701.05 and 746.92 is: 1,120.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,801.24 : 2,701.05 = 746.92 : x
  2. Step 2: Convert to fraction form
    1,801.24/2,701.05 = 746.92/x
  3. Step 3: Cross multiply
    1,801.24x = 2,701.05 × 746.92
  4. Step 4: Simplify right side
    1,801.24x = 2,017,468.84
  5. Step 5: Solve for x
    x = 2,017,468.84/1,801.24
  6. Step 6: Final answer
    x = 1,120.05

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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.