Home / 3,205.17-4,808.16-1,124.60

Finding the Fourth Proportional to 3,205.17, 4,808.16 and 1,124.60

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Solution

The fourth proportional to 3,205.17, 4,808.16 and 1,124.60 is: 1,687.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,205.17 : 4,808.16 = 1,124.60 : x
  2. Step 2: Convert to fraction form
    3,205.17/4,808.16 = 1,124.60/x
  3. Step 3: Cross multiply
    3,205.17x = 4,808.16 × 1,124.60
  4. Step 4: Simplify right side
    3,205.17x = 5,407,232.70
  5. Step 5: Solve for x
    x = 5,407,232.70/3,205.17
  6. Step 6: Final answer
    x = 1,687.03

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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.