Home / 2,756.20-4,129.46-2,296.92

Finding the Fourth Proportional to 2,756.20, 4,129.46 and 2,296.92

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Solution

The fourth proportional to 2,756.20, 4,129.46 and 2,296.92 is: 3,441.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,756.20 : 4,129.46 = 2,296.92 : x
  2. Step 2: Convert to fraction form
    2,756.20/4,129.46 = 2,296.92/x
  3. Step 3: Cross multiply
    2,756.20x = 4,129.46 × 2,296.92
  4. Step 4: Simplify right side
    2,756.20x = 9,485,039.26
  5. Step 5: Solve for x
    x = 9,485,039.26/2,756.20
  6. Step 6: Final answer
    x = 3,441.35

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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.