Home / 2,766.92-4,150.37-1,123.46

Finding the Fourth Proportional to 2,766.92, 4,150.37 and 1,123.46

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Solution

The fourth proportional to 2,766.92, 4,150.37 and 1,123.46 is: 1,685.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,766.92 : 4,150.37 = 1,123.46 : x
  2. Step 2: Convert to fraction form
    2,766.92/4,150.37 = 1,123.46/x
  3. Step 3: Cross multiply
    2,766.92x = 4,150.37 × 1,123.46
  4. Step 4: Simplify right side
    2,766.92x = 4,662,756.74
  5. Step 5: Solve for x
    x = 4,662,756.74/2,766.92
  6. Step 6: Final answer
    x = 1,685.18

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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.