Home / 4,711.91-7,067.70-1,249.16

Finding the Fourth Proportional to 4,711.91, 7,067.70 and 1,249.16

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Solution

The fourth proportional to 4,711.91, 7,067.70 and 1,249.16 is: 1,873.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,711.91 : 7,067.70 = 1,249.16 : x
  2. Step 2: Convert to fraction form
    4,711.91/7,067.70 = 1,249.16/x
  3. Step 3: Cross multiply
    4,711.91x = 7,067.70 × 1,249.16
  4. Step 4: Simplify right side
    4,711.91x = 8,828,652.79
  5. Step 5: Solve for x
    x = 8,828,652.79/4,711.91
  6. Step 6: Final answer
    x = 1,873.69

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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.