Home / 7,753.98-11,636.46-3,372.72

Finding the Fourth Proportional to 7,753.98, 11,636.46 and 3,372.72

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Solution

The fourth proportional to 7,753.98, 11,636.46 and 3,372.72 is: 5,061.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,753.98 : 11,636.46 = 3,372.72 : x
  2. Step 2: Convert to fraction form
    7,753.98/11,636.46 = 3,372.72/x
  3. Step 3: Cross multiply
    7,753.98x = 11,636.46 × 3,372.72
  4. Step 4: Simplify right side
    7,753.98x = 39,246,521.37
  5. Step 5: Solve for x
    x = 39,246,521.37/7,753.98
  6. Step 6: Final answer
    x = 5,061.47

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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.