Home / 8,151.68-11,250.31-4,794.33

Finding the Fourth Proportional to 8,151.68, 11,250.31 and 4,794.33

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Solution

The fourth proportional to 8,151.68, 11,250.31 and 4,794.33 is: 6,616.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,151.68 : 11,250.31 = 4,794.33 : x
  2. Step 2: Convert to fraction form
    8,151.68/11,250.31 = 4,794.33/x
  3. Step 3: Cross multiply
    8,151.68x = 11,250.31 × 4,794.33
  4. Step 4: Simplify right side
    8,151.68x = 53,937,698.74
  5. Step 5: Solve for x
    x = 53,937,698.74/8,151.68
  6. Step 6: Final answer
    x = 6,616.76

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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.