Home / 3,456.26-4,769.52-1,964.15

Finding the Fourth Proportional to 3,456.26, 4,769.52 and 1,964.15

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Solution

The fourth proportional to 3,456.26, 4,769.52 and 1,964.15 is: 2,710.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,456.26 : 4,769.52 = 1,964.15 : x
  2. Step 2: Convert to fraction form
    3,456.26/4,769.52 = 1,964.15/x
  3. Step 3: Cross multiply
    3,456.26x = 4,769.52 × 1,964.15
  4. Step 4: Simplify right side
    3,456.26x = 9,368,052.71
  5. Step 5: Solve for x
    x = 9,368,052.71/3,456.26
  6. Step 6: Final answer
    x = 2,710.46

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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.