Home / 2,916.96-4,372.40-1,273.07

Finding the Fourth Proportional to 2,916.96, 4,372.40 and 1,273.07

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Solution

The fourth proportional to 2,916.96, 4,372.40 and 1,273.07 is: 1,908.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916.96 : 4,372.40 = 1,273.07 : x
  2. Step 2: Convert to fraction form
    2,916.96/4,372.40 = 1,273.07/x
  3. Step 3: Cross multiply
    2,916.96x = 4,372.40 × 1,273.07
  4. Step 4: Simplify right side
    2,916.96x = 5,566,343.04
  5. Step 5: Solve for x
    x = 5,566,343.04/2,916.96
  6. Step 6: Final answer
    x = 1,908.27

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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.