Home / 2,982.25-4,464.55-2,055.84

Finding the Fourth Proportional to 2,982.25, 4,464.55 and 2,055.84

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Solution

The fourth proportional to 2,982.25, 4,464.55 and 2,055.84 is: 3,077.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,982.25 : 4,464.55 = 2,055.84 : x
  2. Step 2: Convert to fraction form
    2,982.25/4,464.55 = 2,055.84/x
  3. Step 3: Cross multiply
    2,982.25x = 4,464.55 × 2,055.84
  4. Step 4: Simplify right side
    2,982.25x = 9,178,400.47
  5. Step 5: Solve for x
    x = 9,178,400.47/2,982.25
  6. Step 6: Final answer
    x = 3,077.68

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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.