Home / 2,488.10-3,732.60-1,252.40

Finding the Fourth Proportional to 2,488.10, 3,732.60 and 1,252.40

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Solution

The fourth proportional to 2,488.10, 3,732.60 and 1,252.40 is: 1,878.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,488.10 : 3,732.60 = 1,252.40 : x
  2. Step 2: Convert to fraction form
    2,488.10/3,732.60 = 1,252.40/x
  3. Step 3: Cross multiply
    2,488.10x = 3,732.60 × 1,252.40
  4. Step 4: Simplify right side
    2,488.10x = 4,674,708.24
  5. Step 5: Solve for x
    x = 4,674,708.24/2,488.10
  6. Step 6: Final answer
    x = 1,878.83

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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.