Home / 2,713.03-4,069.67-864.27

Finding the Fourth Proportional to 2,713.03, 4,069.67 and 864.27

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Solution

The fourth proportional to 2,713.03, 4,069.67 and 864.27 is: 1,296.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,713.03 : 4,069.67 = 864.27 : x
  2. Step 2: Convert to fraction form
    2,713.03/4,069.67 = 864.27/x
  3. Step 3: Cross multiply
    2,713.03x = 4,069.67 × 864.27
  4. Step 4: Simplify right side
    2,713.03x = 3,517,289.37
  5. Step 5: Solve for x
    x = 3,517,289.37/2,713.03
  6. Step 6: Final answer
    x = 1,296.44

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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.