Home / 2,482.12-3,422.38-2,056.86

Finding the Fourth Proportional to 2,482.12, 3,422.38 and 2,056.86

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Solution

The fourth proportional to 2,482.12, 3,422.38 and 2,056.86 is: 2,836.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,482.12 : 3,422.38 = 2,056.86 : x
  2. Step 2: Convert to fraction form
    2,482.12/3,422.38 = 2,056.86/x
  3. Step 3: Cross multiply
    2,482.12x = 3,422.38 × 2,056.86
  4. Step 4: Simplify right side
    2,482.12x = 7,039,356.53
  5. Step 5: Solve for x
    x = 7,039,356.53/2,482.12
  6. Step 6: Final answer
    x = 2,836.03

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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.