Home / 4,069.20-6,101.76-1,728.96

Finding the Fourth Proportional to 4,069.20, 6,101.76 and 1,728.96

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Solution

The fourth proportional to 4,069.20, 6,101.76 and 1,728.96 is: 2,592.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,069.20 : 6,101.76 = 1,728.96 : x
  2. Step 2: Convert to fraction form
    4,069.20/6,101.76 = 1,728.96/x
  3. Step 3: Cross multiply
    4,069.20x = 6,101.76 × 1,728.96
  4. Step 4: Simplify right side
    4,069.20x = 10,549,698.97
  5. Step 5: Solve for x
    x = 10,549,698.97/4,069.20
  6. Step 6: Final answer
    x = 2,592.57

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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.