Home / 3,127.32-4,695.72-2,483.28

Finding the Fourth Proportional to 3,127.32, 4,695.72 and 2,483.28

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Solution

The fourth proportional to 3,127.32, 4,695.72 and 2,483.28 is: 3,728.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,127.32 : 4,695.72 = 2,483.28 : x
  2. Step 2: Convert to fraction form
    3,127.32/4,695.72 = 2,483.28/x
  3. Step 3: Cross multiply
    3,127.32x = 4,695.72 × 2,483.28
  4. Step 4: Simplify right side
    3,127.32x = 11,660,787.56
  5. Step 5: Solve for x
    x = 11,660,787.56/3,127.32
  6. Step 6: Final answer
    x = 3,728.68

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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.