Home / 2,766.46-4,151.13-1,124.22

Finding the Fourth Proportional to 2,766.46, 4,151.13 and 1,124.22

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Solution

The fourth proportional to 2,766.46, 4,151.13 and 1,124.22 is: 1,686.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,766.46 : 4,151.13 = 1,124.22 : x
  2. Step 2: Convert to fraction form
    2,766.46/4,151.13 = 1,124.22/x
  3. Step 3: Cross multiply
    2,766.46x = 4,151.13 × 1,124.22
  4. Step 4: Simplify right side
    2,766.46x = 4,666,783.37
  5. Step 5: Solve for x
    x = 4,666,783.37/2,766.46
  6. Step 6: Final answer
    x = 1,686.92

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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.