Home / 2,488.16-3,725.04-1,874.45

Finding the Fourth Proportional to 2,488.16, 3,725.04 and 1,874.45

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Solution

The fourth proportional to 2,488.16, 3,725.04 and 1,874.45 is: 2,806.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,488.16 : 3,725.04 = 1,874.45 : x
  2. Step 2: Convert to fraction form
    2,488.16/3,725.04 = 1,874.45/x
  3. Step 3: Cross multiply
    2,488.16x = 3,725.04 × 1,874.45
  4. Step 4: Simplify right side
    2,488.16x = 6,982,401.23
  5. Step 5: Solve for x
    x = 6,982,401.23/2,488.16
  6. Step 6: Final answer
    x = 2,806.25

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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.