Home / 2,851.08-4,276.69-2,266.49

Finding the Fourth Proportional to 2,851.08, 4,276.69 and 2,266.49

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Solution

The fourth proportional to 2,851.08, 4,276.69 and 2,266.49 is: 3,399.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,851.08 : 4,276.69 = 2,266.49 : x
  2. Step 2: Convert to fraction form
    2,851.08/4,276.69 = 2,266.49/x
  3. Step 3: Cross multiply
    2,851.08x = 4,276.69 × 2,266.49
  4. Step 4: Simplify right side
    2,851.08x = 9,693,069.77
  5. Step 5: Solve for x
    x = 9,693,069.77/2,851.08
  6. Step 6: Final answer
    x = 3,399.78

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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.