Home / 2,491.43-3,436.22-1,546.70

Finding the Fourth Proportional to 2,491.43, 3,436.22 and 1,546.70

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Solution

The fourth proportional to 2,491.43, 3,436.22 and 1,546.70 is: 2,133.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,491.43 : 3,436.22 = 1,546.70 : x
  2. Step 2: Convert to fraction form
    2,491.43/3,436.22 = 1,546.70/x
  3. Step 3: Cross multiply
    2,491.43x = 3,436.22 × 1,546.70
  4. Step 4: Simplify right side
    2,491.43x = 5,314,788.16
  5. Step 5: Solve for x
    x = 5,314,788.16/2,491.43
  6. Step 6: Final answer
    x = 2,133.23

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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.