Home / 4,432.06-6,643.46-2,766.20

Finding the Fourth Proportional to 4,432.06, 6,643.46 and 2,766.20

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Solution

The fourth proportional to 4,432.06, 6,643.46 and 2,766.20 is: 4,146.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,432.06 : 6,643.46 = 2,766.20 : x
  2. Step 2: Convert to fraction form
    4,432.06/6,643.46 = 2,766.20/x
  3. Step 3: Cross multiply
    4,432.06x = 6,643.46 × 2,766.20
  4. Step 4: Simplify right side
    4,432.06x = 18,377,139.05
  5. Step 5: Solve for x
    x = 18,377,139.05/4,432.06
  6. Step 6: Final answer
    x = 4,146.41

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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.