Home / 3,209.01-4,428.56-1,773.39

Finding the Fourth Proportional to 3,209.01, 4,428.56 and 1,773.39

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Solution

The fourth proportional to 3,209.01, 4,428.56 and 1,773.39 is: 2,447.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,209.01 : 4,428.56 = 1,773.39 : x
  2. Step 2: Convert to fraction form
    3,209.01/4,428.56 = 1,773.39/x
  3. Step 3: Cross multiply
    3,209.01x = 4,428.56 × 1,773.39
  4. Step 4: Simplify right side
    3,209.01x = 7,853,555.15
  5. Step 5: Solve for x
    x = 7,853,555.15/3,209.01
  6. Step 6: Final answer
    x = 2,447.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.