Home / 7,247.49-10,868.67-3,447.68

Finding the Fourth Proportional to 7,247.49, 10,868.67 and 3,447.68

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Solution

The fourth proportional to 7,247.49, 10,868.67 and 3,447.68 is: 5,170.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,247.49 : 10,868.67 = 3,447.68 : x
  2. Step 2: Convert to fraction form
    7,247.49/10,868.67 = 3,447.68/x
  3. Step 3: Cross multiply
    7,247.49x = 10,868.67 × 3,447.68
  4. Step 4: Simplify right side
    7,247.49x = 37,471,696.19
  5. Step 5: Solve for x
    x = 37,471,696.19/7,247.49
  6. Step 6: Final answer
    x = 5,170.30

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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.