Home / 2,614.32-3,916.31-1,574.60

Finding the Fourth Proportional to 2,614.32, 3,916.31 and 1,574.60

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Solution

The fourth proportional to 2,614.32, 3,916.31 and 1,574.60 is: 2,358.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,614.32 : 3,916.31 = 1,574.60 : x
  2. Step 2: Convert to fraction form
    2,614.32/3,916.31 = 1,574.60/x
  3. Step 3: Cross multiply
    2,614.32x = 3,916.31 × 1,574.60
  4. Step 4: Simplify right side
    2,614.32x = 6,166,594.27
  5. Step 5: Solve for x
    x = 6,166,594.27/2,614.32
  6. Step 6: Final answer
    x = 2,358.78

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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.