Home / 2,278.95-3,124.44-2,237.43

Finding the Fourth Proportional to 2,278.95, 3,124.44 and 2,237.43

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Solution

The fourth proportional to 2,278.95, 3,124.44 and 2,237.43 is: 3,067.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,278.95 : 3,124.44 = 2,237.43 : x
  2. Step 2: Convert to fraction form
    2,278.95/3,124.44 = 2,237.43/x
  3. Step 3: Cross multiply
    2,278.95x = 3,124.44 × 2,237.43
  4. Step 4: Simplify right side
    2,278.95x = 6,990,727.51
  5. Step 5: Solve for x
    x = 6,990,727.51/2,278.95
  6. Step 6: Final answer
    x = 3,067.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.