Home / 2,983.36-4,475.28-1,252.48

Finding the Fourth Proportional to 2,983.36, 4,475.28 and 1,252.48

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Solution

The fourth proportional to 2,983.36, 4,475.28 and 1,252.48 is: 1,878.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,983.36 : 4,475.28 = 1,252.48 : x
  2. Step 2: Convert to fraction form
    2,983.36/4,475.28 = 1,252.48/x
  3. Step 3: Cross multiply
    2,983.36x = 4,475.28 × 1,252.48
  4. Step 4: Simplify right side
    2,983.36x = 5,605,198.69
  5. Step 5: Solve for x
    x = 5,605,198.69/2,983.36
  6. Step 6: Final answer
    x = 1,878.82

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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.