Home / 3,324.45-4,987.35-1,133.28

Finding the Fourth Proportional to 3,324.45, 4,987.35 and 1,133.28

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Solution

The fourth proportional to 3,324.45, 4,987.35 and 1,133.28 is: 1,700.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,324.45 : 4,987.35 = 1,133.28 : x
  2. Step 2: Convert to fraction form
    3,324.45/4,987.35 = 1,133.28/x
  3. Step 3: Cross multiply
    3,324.45x = 4,987.35 × 1,133.28
  4. Step 4: Simplify right side
    3,324.45x = 5,652,064.01
  5. Step 5: Solve for x
    x = 5,652,064.01/3,324.45
  6. Step 6: Final answer
    x = 1,700.15

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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.