Home / 2,917.45-4,375-1,068.04

Finding the Fourth Proportional to 2,917.45, 4,375 and 1,068.04

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Solution

The fourth proportional to 2,917.45, 4,375 and 1,068.04 is: 1,601.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,917.45 : 4,375 = 1,068.04 : x
  2. Step 2: Convert to fraction form
    2,917.45/4,375 = 1,068.04/x
  3. Step 3: Cross multiply
    2,917.45x = 4,375 × 1,068.04
  4. Step 4: Simplify right side
    2,917.45x = 4,672,675
  5. Step 5: Solve for x
    x = 4,672,675/2,917.45
  6. Step 6: Final answer
    x = 1,601.63

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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.