Home / 7,744.20-10,687.03-4,207.41

Finding the Fourth Proportional to 7,744.20, 10,687.03 and 4,207.41

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Solution

The fourth proportional to 7,744.20, 10,687.03 and 4,207.41 is: 5,806.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,744.20 : 10,687.03 = 4,207.41 : x
  2. Step 2: Convert to fraction form
    7,744.20/10,687.03 = 4,207.41/x
  3. Step 3: Cross multiply
    7,744.20x = 10,687.03 × 4,207.41
  4. Step 4: Simplify right side
    7,744.20x = 44,964,723.00
  5. Step 5: Solve for x
    x = 44,964,723.00/7,744.20
  6. Step 6: Final answer
    x = 5,806.24

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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.