Home / 2,519.27-3,769.40-2,263.49

Finding the Fourth Proportional to 2,519.27, 3,769.40 and 2,263.49

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Solution

The fourth proportional to 2,519.27, 3,769.40 and 2,263.49 is: 3,386.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,519.27 : 3,769.40 = 2,263.49 : x
  2. Step 2: Convert to fraction form
    2,519.27/3,769.40 = 2,263.49/x
  3. Step 3: Cross multiply
    2,519.27x = 3,769.40 × 2,263.49
  4. Step 4: Simplify right side
    2,519.27x = 8,531,999.21
  5. Step 5: Solve for x
    x = 8,531,999.21/2,519.27
  6. Step 6: Final answer
    x = 3,386.70

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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.