Home / 3,916.32-5,874.57-1,576.56

Finding the Fourth Proportional to 3,916.32, 5,874.57 and 1,576.56

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Solution

The fourth proportional to 3,916.32, 5,874.57 and 1,576.56 is: 2,364.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,916.32 : 5,874.57 = 1,576.56 : x
  2. Step 2: Convert to fraction form
    3,916.32/5,874.57 = 1,576.56/x
  3. Step 3: Cross multiply
    3,916.32x = 5,874.57 × 1,576.56
  4. Step 4: Simplify right side
    3,916.32x = 9,261,612.08
  5. Step 5: Solve for x
    x = 9,261,612.08/3,916.32
  6. Step 6: Final answer
    x = 2,364.88

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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.