Home / 2,488.70-3,730.08-1,101.44

Finding the Fourth Proportional to 2,488.70, 3,730.08 and 1,101.44

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Solution

The fourth proportional to 2,488.70, 3,730.08 and 1,101.44 is: 1,650.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,488.70 : 3,730.08 = 1,101.44 : x
  2. Step 2: Convert to fraction form
    2,488.70/3,730.08 = 1,101.44/x
  3. Step 3: Cross multiply
    2,488.70x = 3,730.08 × 1,101.44
  4. Step 4: Simplify right side
    2,488.70x = 4,108,459.32
  5. Step 5: Solve for x
    x = 4,108,459.32/2,488.70
  6. Step 6: Final answer
    x = 1,650.85

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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.