Home / 2,948.74-4,067.76-2,004.55

Finding the Fourth Proportional to 2,948.74, 4,067.76 and 2,004.55

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Solution

The fourth proportional to 2,948.74, 4,067.76 and 2,004.55 is: 2,765.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948.74 : 4,067.76 = 2,004.55 : x
  2. Step 2: Convert to fraction form
    2,948.74/4,067.76 = 2,004.55/x
  3. Step 3: Cross multiply
    2,948.74x = 4,067.76 × 2,004.55
  4. Step 4: Simplify right side
    2,948.74x = 8,154,028.31
  5. Step 5: Solve for x
    x = 8,154,028.31/2,948.74
  6. Step 6: Final answer
    x = 2,765.26

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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.