Home / 7,933.66-10,948.47-4,396.78

Finding the Fourth Proportional to 7,933.66, 10,948.47 and 4,396.78

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Solution

The fourth proportional to 7,933.66, 10,948.47 and 4,396.78 is: 6,067.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,933.66 : 10,948.47 = 4,396.78 : x
  2. Step 2: Convert to fraction form
    7,933.66/10,948.47 = 4,396.78/x
  3. Step 3: Cross multiply
    7,933.66x = 10,948.47 × 4,396.78
  4. Step 4: Simplify right side
    7,933.66x = 48,138,013.93
  5. Step 5: Solve for x
    x = 48,138,013.93/7,933.66
  6. Step 6: Final answer
    x = 6,067.57

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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.