Home / 3,599.78-4,967.91-2,202.80

Finding the Fourth Proportional to 3,599.78, 4,967.91 and 2,202.80

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Solution

The fourth proportional to 3,599.78, 4,967.91 and 2,202.80 is: 3,039.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,599.78 : 4,967.91 = 2,202.80 : x
  2. Step 2: Convert to fraction form
    3,599.78/4,967.91 = 2,202.80/x
  3. Step 3: Cross multiply
    3,599.78x = 4,967.91 × 2,202.80
  4. Step 4: Simplify right side
    3,599.78x = 10,943,312.15
  5. Step 5: Solve for x
    x = 10,943,312.15/3,599.78
  6. Step 6: Final answer
    x = 3,039.99

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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.