Home / 2,247.67-3,372.18-1,424.71

Finding the Fourth Proportional to 2,247.67, 3,372.18 and 1,424.71

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Solution

The fourth proportional to 2,247.67, 3,372.18 and 1,424.71 is: 2,137.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,247.67 : 3,372.18 = 1,424.71 : x
  2. Step 2: Convert to fraction form
    2,247.67/3,372.18 = 1,424.71/x
  3. Step 3: Cross multiply
    2,247.67x = 3,372.18 × 1,424.71
  4. Step 4: Simplify right side
    2,247.67x = 4,804,378.57
  5. Step 5: Solve for x
    x = 4,804,378.57/2,247.67
  6. Step 6: Final answer
    x = 2,137.49

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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.