Home / 3,488.52-5,227.36-2,756.28

Finding the Fourth Proportional to 3,488.52, 5,227.36 and 2,756.28

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Solution

The fourth proportional to 3,488.52, 5,227.36 and 2,756.28 is: 4,130.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,488.52 : 5,227.36 = 2,756.28 : x
  2. Step 2: Convert to fraction form
    3,488.52/5,227.36 = 2,756.28/x
  3. Step 3: Cross multiply
    3,488.52x = 5,227.36 × 2,756.28
  4. Step 4: Simplify right side
    3,488.52x = 14,408,067.82
  5. Step 5: Solve for x
    x = 14,408,067.82/3,488.52
  6. Step 6: Final answer
    x = 4,130.14

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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.