Home / 5,579.52-8,362.32-2,290.80

Finding the Fourth Proportional to 5,579.52, 8,362.32 and 2,290.80

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Solution

The fourth proportional to 5,579.52, 8,362.32 and 2,290.80 is: 3,433.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,579.52 : 8,362.32 = 2,290.80 : x
  2. Step 2: Convert to fraction form
    5,579.52/8,362.32 = 2,290.80/x
  3. Step 3: Cross multiply
    5,579.52x = 8,362.32 × 2,290.80
  4. Step 4: Simplify right side
    5,579.52x = 19,156,402.66
  5. Step 5: Solve for x
    x = 19,156,402.66/5,579.52
  6. Step 6: Final answer
    x = 3,433.34

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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.