Home / 1,446.75-2,169.66-927.33

Finding the Fourth Proportional to 1,446.75, 2,169.66 and 927.33

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Solution

The fourth proportional to 1,446.75, 2,169.66 and 927.33 is: 1,390.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,446.75 : 2,169.66 = 927.33 : x
  2. Step 2: Convert to fraction form
    1,446.75/2,169.66 = 927.33/x
  3. Step 3: Cross multiply
    1,446.75x = 2,169.66 × 927.33
  4. Step 4: Simplify right side
    1,446.75x = 2,011,990.81
  5. Step 5: Solve for x
    x = 2,011,990.81/1,446.75
  6. Step 6: Final answer
    x = 1,390.70

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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.