Home / 2,917.38-4,376.73-837.30

Finding the Fourth Proportional to 2,917.38, 4,376.73 and 837.30

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Solution

The fourth proportional to 2,917.38, 4,376.73 and 837.30 is: 1,256.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,917.38 : 4,376.73 = 837.30 : x
  2. Step 2: Convert to fraction form
    2,917.38/4,376.73 = 837.30/x
  3. Step 3: Cross multiply
    2,917.38x = 4,376.73 × 837.30
  4. Step 4: Simplify right side
    2,917.38x = 3,664,655.58
  5. Step 5: Solve for x
    x = 3,664,655.58/2,917.38
  6. Step 6: Final answer
    x = 1,256.14

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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.