Home / 2,246.03-3,366.92-784.79

Finding the Fourth Proportional to 2,246.03, 3,366.92 and 784.79

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Solution

The fourth proportional to 2,246.03, 3,366.92 and 784.79 is: 1,176.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,246.03 : 3,366.92 = 784.79 : x
  2. Step 2: Convert to fraction form
    2,246.03/3,366.92 = 784.79/x
  3. Step 3: Cross multiply
    2,246.03x = 3,366.92 × 784.79
  4. Step 4: Simplify right side
    2,246.03x = 2,642,304.39
  5. Step 5: Solve for x
    x = 2,642,304.39/2,246.03
  6. Step 6: Final answer
    x = 1,176.44

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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.