Home / 3,456.29-4,769.72-1,884.38

Finding the Fourth Proportional to 3,456.29, 4,769.72 and 1,884.38

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Solution

The fourth proportional to 3,456.29, 4,769.72 and 1,884.38 is: 2,600.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,456.29 : 4,769.72 = 1,884.38 : x
  2. Step 2: Convert to fraction form
    3,456.29/4,769.72 = 1,884.38/x
  3. Step 3: Cross multiply
    3,456.29x = 4,769.72 × 1,884.38
  4. Step 4: Simplify right side
    3,456.29x = 8,987,931.70
  5. Step 5: Solve for x
    x = 8,987,931.70/3,456.29
  6. Step 6: Final answer
    x = 2,600.46

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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.