Home / 2,247.42-3,101.33-1,252.67

Finding the Fourth Proportional to 2,247.42, 3,101.33 and 1,252.67

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Solution

The fourth proportional to 2,247.42, 3,101.33 and 1,252.67 is: 1,728.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,247.42 : 3,101.33 = 1,252.67 : x
  2. Step 2: Convert to fraction form
    2,247.42/3,101.33 = 1,252.67/x
  3. Step 3: Cross multiply
    2,247.42x = 3,101.33 × 1,252.67
  4. Step 4: Simplify right side
    2,247.42x = 3,884,953.94
  5. Step 5: Solve for x
    x = 3,884,953.94/2,247.42
  6. Step 6: Final answer
    x = 1,728.63

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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.