Home / 2,917.14-4,376.85-1,763.70

Finding the Fourth Proportional to 2,917.14, 4,376.85 and 1,763.70

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Solution

The fourth proportional to 2,917.14, 4,376.85 and 1,763.70 is: 2,646.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,917.14 : 4,376.85 = 1,763.70 : x
  2. Step 2: Convert to fraction form
    2,917.14/4,376.85 = 1,763.70/x
  3. Step 3: Cross multiply
    2,917.14x = 4,376.85 × 1,763.70
  4. Step 4: Simplify right side
    2,917.14x = 7,719,450.35
  5. Step 5: Solve for x
    x = 7,719,450.35/2,917.14
  6. Step 6: Final answer
    x = 2,646.24

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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.