Home / 3,204.39-4,808.72-1,124.39

Finding the Fourth Proportional to 3,204.39, 4,808.72 and 1,124.39

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Solution

The fourth proportional to 3,204.39, 4,808.72 and 1,124.39 is: 1,687.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,204.39 : 4,808.72 = 1,124.39 : x
  2. Step 2: Convert to fraction form
    3,204.39/4,808.72 = 1,124.39/x
  3. Step 3: Cross multiply
    3,204.39x = 4,808.72 × 1,124.39
  4. Step 4: Simplify right side
    3,204.39x = 5,406,876.68
  5. Step 5: Solve for x
    x = 5,406,876.68/3,204.39
  6. Step 6: Final answer
    x = 1,687.33

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1.5x scale

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.