Home / 1,446.22-2,168.28-829.81

Finding the Fourth Proportional to 1,446.22, 2,168.28 and 829.81

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Solution

The fourth proportional to 1,446.22, 2,168.28 and 829.81 is: 1,244.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,446.22 : 2,168.28 = 829.81 : x
  2. Step 2: Convert to fraction form
    1,446.22/2,168.28 = 829.81/x
  3. Step 3: Cross multiply
    1,446.22x = 2,168.28 × 829.81
  4. Step 4: Simplify right side
    1,446.22x = 1,799,260.43
  5. Step 5: Solve for x
    x = 1,799,260.43/1,446.22
  6. Step 6: Final answer
    x = 1,244.11

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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.