Home / 2,503.43-3,752.07-1,116.40

Finding the Fourth Proportional to 2,503.43, 3,752.07 and 1,116.40

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Solution

The fourth proportional to 2,503.43, 3,752.07 and 1,116.40 is: 1,673.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,503.43 : 3,752.07 = 1,116.40 : x
  2. Step 2: Convert to fraction form
    2,503.43/3,752.07 = 1,116.40/x
  3. Step 3: Cross multiply
    2,503.43x = 3,752.07 × 1,116.40
  4. Step 4: Simplify right side
    2,503.43x = 4,188,794.87
  5. Step 5: Solve for x
    x = 4,188,794.87/2,503.43
  6. Step 6: Final answer
    x = 1,673.22

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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.