Home / 2,724.96-3,754.86-2,577.90

Finding the Fourth Proportional to 2,724.96, 3,754.86 and 2,577.90

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Solution

The fourth proportional to 2,724.96, 3,754.86 and 2,577.90 is: 3,552.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,724.96 : 3,754.86 = 2,577.90 : x
  2. Step 2: Convert to fraction form
    2,724.96/3,754.86 = 2,577.90/x
  3. Step 3: Cross multiply
    2,724.96x = 3,754.86 × 2,577.90
  4. Step 4: Simplify right side
    2,724.96x = 9,679,653.59
  5. Step 5: Solve for x
    x = 9,679,653.59/2,724.96
  6. Step 6: Final answer
    x = 3,552.22

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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.