Home / 7,578.49-11,367.28-2,833.71

Finding the Fourth Proportional to 7,578.49, 11,367.28 and 2,833.71

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Solution

The fourth proportional to 7,578.49, 11,367.28 and 2,833.71 is: 4,250.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,578.49 : 11,367.28 = 2,833.71 : x
  2. Step 2: Convert to fraction form
    7,578.49/11,367.28 = 2,833.71/x
  3. Step 3: Cross multiply
    7,578.49x = 11,367.28 × 2,833.71
  4. Step 4: Simplify right side
    7,578.49x = 32,211,560.84
  5. Step 5: Solve for x
    x = 32,211,560.84/7,578.49
  6. Step 6: Final answer
    x = 4,250.39

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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.