Home / 2,176.88-3,263.38-1,006.30

Finding the Fourth Proportional to 2,176.88, 3,263.38 and 1,006.30

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Solution

The fourth proportional to 2,176.88, 3,263.38 and 1,006.30 is: 1,508.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176.88 : 3,263.38 = 1,006.30 : x
  2. Step 2: Convert to fraction form
    2,176.88/3,263.38 = 1,006.30/x
  3. Step 3: Cross multiply
    2,176.88x = 3,263.38 × 1,006.30
  4. Step 4: Simplify right side
    2,176.88x = 3,283,939.29
  5. Step 5: Solve for x
    x = 3,283,939.29/2,176.88
  6. Step 6: Final answer
    x = 1,508.55

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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.