Home / 2,032.56-2,806.38-1,246.86

Finding the Fourth Proportional to 2,032.56, 2,806.38 and 1,246.86

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Solution

The fourth proportional to 2,032.56, 2,806.38 and 1,246.86 is: 1,721.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,032.56 : 2,806.38 = 1,246.86 : x
  2. Step 2: Convert to fraction form
    2,032.56/2,806.38 = 1,246.86/x
  3. Step 3: Cross multiply
    2,032.56x = 2,806.38 × 1,246.86
  4. Step 4: Simplify right side
    2,032.56x = 3,499,162.97
  5. Step 5: Solve for x
    x = 3,499,162.97/2,032.56
  6. Step 6: Final answer
    x = 1,721.55

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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.