Home / 5,578.52-8,354.99-2,805.98

Finding the Fourth Proportional to 5,578.52, 8,354.99 and 2,805.98

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Solution

The fourth proportional to 5,578.52, 8,354.99 and 2,805.98 is: 4,202.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,578.52 : 8,354.99 = 2,805.98 : x
  2. Step 2: Convert to fraction form
    5,578.52/8,354.99 = 2,805.98/x
  3. Step 3: Cross multiply
    5,578.52x = 8,354.99 × 2,805.98
  4. Step 4: Simplify right side
    5,578.52x = 23,443,879.04
  5. Step 5: Solve for x
    x = 23,443,879.04/5,578.52
  6. Step 6: Final answer
    x = 4,202.53

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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.