Home / 7,865.55-11,799.21-2,601.24

Finding the Fourth Proportional to 7,865.55, 11,799.21 and 2,601.24

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Solution

The fourth proportional to 7,865.55, 11,799.21 and 2,601.24 is: 3,902.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,865.55 : 11,799.21 = 2,601.24 : x
  2. Step 2: Convert to fraction form
    7,865.55/11,799.21 = 2,601.24/x
  3. Step 3: Cross multiply
    7,865.55x = 11,799.21 × 2,601.24
  4. Step 4: Simplify right side
    7,865.55x = 30,692,577.02
  5. Step 5: Solve for x
    x = 30,692,577.02/7,865.55
  6. Step 6: Final answer
    x = 3,902.15

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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.