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Finding the Fourth Proportional to 5,657.87, 8,485.88 and 1,498.14

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Solution

The fourth proportional to 5,657.87, 8,485.88 and 1,498.14 is: 2,246.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,657.87 : 8,485.88 = 1,498.14 : x
  2. Step 2: Convert to fraction form
    5,657.87/8,485.88 = 1,498.14/x
  3. Step 3: Cross multiply
    5,657.87x = 8,485.88 × 1,498.14
  4. Step 4: Simplify right side
    5,657.87x = 12,713,028.77
  5. Step 5: Solve for x
    x = 12,713,028.77/5,657.87
  6. Step 6: Final answer
    x = 2,246.97

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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.