Home / 5,578.37-8,355.88-3,350.12

Finding the Fourth Proportional to 5,578.37, 8,355.88 and 3,350.12

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Solution

The fourth proportional to 5,578.37, 8,355.88 and 3,350.12 is: 5,018.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,578.37 : 8,355.88 = 3,350.12 : x
  2. Step 2: Convert to fraction form
    5,578.37/8,355.88 = 3,350.12/x
  3. Step 3: Cross multiply
    5,578.37x = 8,355.88 × 3,350.12
  4. Step 4: Simplify right side
    5,578.37x = 27,993,200.71
  5. Step 5: Solve for x
    x = 27,993,200.71/5,578.37
  6. Step 6: Final answer
    x = 5,018.17

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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.