Home / 4,721.13-7,067.12-4,225.41

Finding the Fourth Proportional to 4,721.13, 7,067.12 and 4,225.41

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Solution

The fourth proportional to 4,721.13, 7,067.12 and 4,225.41 is: 6,325.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,721.13 : 7,067.12 = 4,225.41 : x
  2. Step 2: Convert to fraction form
    4,721.13/7,067.12 = 4,225.41/x
  3. Step 3: Cross multiply
    4,721.13x = 7,067.12 × 4,225.41
  4. Step 4: Simplify right side
    4,721.13x = 29,861,458.39
  5. Step 5: Solve for x
    x = 29,861,458.39/4,721.13
  6. Step 6: Final answer
    x = 6,325.07

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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.