Home / 5,578.10-8,367.76-2,456.76

Finding the Fourth Proportional to 5,578.10, 8,367.76 and 2,456.76

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Solution

The fourth proportional to 5,578.10, 8,367.76 and 2,456.76 is: 3,685.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,578.10 : 8,367.76 = 2,456.76 : x
  2. Step 2: Convert to fraction form
    5,578.10/8,367.76 = 2,456.76/x
  3. Step 3: Cross multiply
    5,578.10x = 8,367.76 × 2,456.76
  4. Step 4: Simplify right side
    5,578.10x = 20,557,578.06
  5. Step 5: Solve for x
    x = 20,557,578.06/5,578.10
  6. Step 6: Final answer
    x = 3,685.41

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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.