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Finding the Fourth Proportional to 6,595, 9,891.88 and 1,916.24

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Solution

The fourth proportional to 6,595, 9,891.88 and 1,916.24 is: 2,874.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,595 : 9,891.88 = 1,916.24 : x
  2. Step 2: Convert to fraction form
    6,595/9,891.88 = 1,916.24/x
  3. Step 3: Cross multiply
    6,595x = 9,891.88 × 1,916.24
  4. Step 4: Simplify right side
    6,595x = 18,955,216.13
  5. Step 5: Solve for x
    x = 18,955,216.13/6,595
  6. Step 6: Final answer
    x = 2,874.18

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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.