Home / 2,849.68-4,267.26-2,412.28

Finding the Fourth Proportional to 2,849.68, 4,267.26 and 2,412.28

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Solution

The fourth proportional to 2,849.68, 4,267.26 and 2,412.28 is: 3,612.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,849.68 : 4,267.26 = 2,412.28 : x
  2. Step 2: Convert to fraction form
    2,849.68/4,267.26 = 2,412.28/x
  3. Step 3: Cross multiply
    2,849.68x = 4,267.26 × 2,412.28
  4. Step 4: Simplify right side
    2,849.68x = 10,293,825.95
  5. Step 5: Solve for x
    x = 10,293,825.95/2,849.68
  6. Step 6: Final answer
    x = 3,612.27

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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.