Home / 7,754.35-11,631.37-2,560.23

Finding the Fourth Proportional to 7,754.35, 11,631.37 and 2,560.23

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Solution

The fourth proportional to 7,754.35, 11,631.37 and 2,560.23 is: 3,840.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,754.35 : 11,631.37 = 2,560.23 : x
  2. Step 2: Convert to fraction form
    7,754.35/11,631.37 = 2,560.23/x
  3. Step 3: Cross multiply
    7,754.35x = 11,631.37 × 2,560.23
  4. Step 4: Simplify right side
    7,754.35x = 29,778,982.42
  5. Step 5: Solve for x
    x = 29,778,982.42/7,754.35
  6. Step 6: Final answer
    x = 3,840.29

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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.