Home / 3,019.26-4,169.74-2,077.48

Finding the Fourth Proportional to 3,019.26, 4,169.74 and 2,077.48

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Solution

The fourth proportional to 3,019.26, 4,169.74 and 2,077.48 is: 2,869.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019.26 : 4,169.74 = 2,077.48 : x
  2. Step 2: Convert to fraction form
    3,019.26/4,169.74 = 2,077.48/x
  3. Step 3: Cross multiply
    3,019.26x = 4,169.74 × 2,077.48
  4. Step 4: Simplify right side
    3,019.26x = 8,662,542.92
  5. Step 5: Solve for x
    x = 8,662,542.92/3,019.26
  6. Step 6: Final answer
    x = 2,869.10

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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.