Home / 3,916.15-5,877.15-1,576.18

Finding the Fourth Proportional to 3,916.15, 5,877.15 and 1,576.18

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Solution

The fourth proportional to 3,916.15, 5,877.15 and 1,576.18 is: 2,365.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,916.15 : 5,877.15 = 1,576.18 : x
  2. Step 2: Convert to fraction form
    3,916.15/5,877.15 = 1,576.18/x
  3. Step 3: Cross multiply
    3,916.15x = 5,877.15 × 1,576.18
  4. Step 4: Simplify right side
    3,916.15x = 9,263,425.68
  5. Step 5: Solve for x
    x = 9,263,425.68/3,916.15
  6. Step 6: Final answer
    x = 2,365.44

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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.