Home / 7,067.48-9,754.28-3,924.68

Finding the Fourth Proportional to 7,067.48, 9,754.28 and 3,924.68

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Solution

The fourth proportional to 7,067.48, 9,754.28 and 3,924.68 is: 5,416.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,067.48 : 9,754.28 = 3,924.68 : x
  2. Step 2: Convert to fraction form
    7,067.48/9,754.28 = 3,924.68/x
  3. Step 3: Cross multiply
    7,067.48x = 9,754.28 × 3,924.68
  4. Step 4: Simplify right side
    7,067.48x = 38,282,427.63
  5. Step 5: Solve for x
    x = 38,282,427.63/7,067.48
  6. Step 6: Final answer
    x = 5,416.70

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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.