Home / 5,486.77-8,230.14-2,202.17

Finding the Fourth Proportional to 5,486.77, 8,230.14 and 2,202.17

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Solution

The fourth proportional to 5,486.77, 8,230.14 and 2,202.17 is: 3,303.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,486.77 : 8,230.14 = 2,202.17 : x
  2. Step 2: Convert to fraction form
    5,486.77/8,230.14 = 2,202.17/x
  3. Step 3: Cross multiply
    5,486.77x = 8,230.14 × 2,202.17
  4. Step 4: Simplify right side
    5,486.77x = 18,124,172.55
  5. Step 5: Solve for x
    x = 18,124,172.55/5,486.77
  6. Step 6: Final answer
    x = 3,303.25

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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.