Home / 1,446.08-2,170.20-1,160.96

Finding the Fourth Proportional to 1,446.08, 2,170.20 and 1,160.96

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Solution

The fourth proportional to 1,446.08, 2,170.20 and 1,160.96 is: 1,742.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,446.08 : 2,170.20 = 1,160.96 : x
  2. Step 2: Convert to fraction form
    1,446.08/2,170.20 = 1,160.96/x
  3. Step 3: Cross multiply
    1,446.08x = 2,170.20 × 1,160.96
  4. Step 4: Simplify right side
    1,446.08x = 2,519,515.39
  5. Step 5: Solve for x
    x = 2,519,515.39/1,446.08
  6. Step 6: Final answer
    x = 1,742.31

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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.