Home / 2,176.74-3,003.18-1,232.43

Finding the Fourth Proportional to 2,176.74, 3,003.18 and 1,232.43

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Solution

The fourth proportional to 2,176.74, 3,003.18 and 1,232.43 is: 1,700.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176.74 : 3,003.18 = 1,232.43 : x
  2. Step 2: Convert to fraction form
    2,176.74/3,003.18 = 1,232.43/x
  3. Step 3: Cross multiply
    2,176.74x = 3,003.18 × 1,232.43
  4. Step 4: Simplify right side
    2,176.74x = 3,701,209.13
  5. Step 5: Solve for x
    x = 3,701,209.13/2,176.74
  6. Step 6: Final answer
    x = 1,700.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.