Home / 5,628.04-7,766.66-3,144.04

Finding the Fourth Proportional to 5,628.04, 7,766.66 and 3,144.04

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Solution

The fourth proportional to 5,628.04, 7,766.66 and 3,144.04 is: 4,338.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,628.04 : 7,766.66 = 3,144.04 : x
  2. Step 2: Convert to fraction form
    5,628.04/7,766.66 = 3,144.04/x
  3. Step 3: Cross multiply
    5,628.04x = 7,766.66 × 3,144.04
  4. Step 4: Simplify right side
    5,628.04x = 24,418,689.71
  5. Step 5: Solve for x
    x = 24,418,689.71/5,628.04
  6. Step 6: Final answer
    x = 4,338.76

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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.