Home / 3,054.38-4,581.56-2,078.06

Finding the Fourth Proportional to 3,054.38, 4,581.56 and 2,078.06

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Solution

The fourth proportional to 3,054.38, 4,581.56 and 2,078.06 is: 3,117.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,054.38 : 4,581.56 = 2,078.06 : x
  2. Step 2: Convert to fraction form
    3,054.38/4,581.56 = 2,078.06/x
  3. Step 3: Cross multiply
    3,054.38x = 4,581.56 × 2,078.06
  4. Step 4: Simplify right side
    3,054.38x = 9,520,756.57
  5. Step 5: Solve for x
    x = 9,520,756.57/3,054.38
  6. Step 6: Final answer
    x = 3,117.08

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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.