Home / 7,402.25-11,049.37-6,468.06

Finding the Fourth Proportional to 7,402.25, 11,049.37 and 6,468.06

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Solution

The fourth proportional to 7,402.25, 11,049.37 and 6,468.06 is: 9,654.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,402.25 : 11,049.37 = 6,468.06 : x
  2. Step 2: Convert to fraction form
    7,402.25/11,049.37 = 6,468.06/x
  3. Step 3: Cross multiply
    7,402.25x = 11,049.37 × 6,468.06
  4. Step 4: Simplify right side
    7,402.25x = 71,467,988.12
  5. Step 5: Solve for x
    x = 71,467,988.12/7,402.25
  6. Step 6: Final answer
    x = 9,654.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.