Home / 4,149.19-6,225.79-2,069.49

Finding the Fourth Proportional to 4,149.19, 6,225.79 and 2,069.49

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Solution

The fourth proportional to 4,149.19, 6,225.79 and 2,069.49 is: 3,105.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,149.19 : 6,225.79 = 2,069.49 : x
  2. Step 2: Convert to fraction form
    4,149.19/6,225.79 = 2,069.49/x
  3. Step 3: Cross multiply
    4,149.19x = 6,225.79 × 2,069.49
  4. Step 4: Simplify right side
    4,149.19x = 12,884,210.15
  5. Step 5: Solve for x
    x = 12,884,210.15/4,149.19
  6. Step 6: Final answer
    x = 3,105.24

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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.