Home / 5,466.87-8,200.17-1,518.12

Finding the Fourth Proportional to 5,466.87, 8,200.17 and 1,518.12

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Solution

The fourth proportional to 5,466.87, 8,200.17 and 1,518.12 is: 2,277.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,466.87 : 8,200.17 = 1,518.12 : x
  2. Step 2: Convert to fraction form
    5,466.87/8,200.17 = 1,518.12/x
  3. Step 3: Cross multiply
    5,466.87x = 8,200.17 × 1,518.12
  4. Step 4: Simplify right side
    5,466.87x = 12,448,842.08
  5. Step 5: Solve for x
    x = 12,448,842.08/5,466.87
  6. Step 6: Final answer
    x = 2,277.14

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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.