Home / 3,203.36-4,803.40-1,012.28

Finding the Fourth Proportional to 3,203.36, 4,803.40 and 1,012.28

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Solution

The fourth proportional to 3,203.36, 4,803.40 and 1,012.28 is: 1,517.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,203.36 : 4,803.40 = 1,012.28 : x
  2. Step 2: Convert to fraction form
    3,203.36/4,803.40 = 1,012.28/x
  3. Step 3: Cross multiply
    3,203.36x = 4,803.40 × 1,012.28
  4. Step 4: Simplify right side
    3,203.36x = 4,862,385.75
  5. Step 5: Solve for x
    x = 4,862,385.75/3,203.36
  6. Step 6: Final answer
    x = 1,517.90

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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.