Home / 9,723.48-13,418.45-5,531.73

Finding the Fourth Proportional to 9,723.48, 13,418.45 and 5,531.73

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Solution

The fourth proportional to 9,723.48, 13,418.45 and 5,531.73 is: 7,633.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,723.48 : 13,418.45 = 5,531.73 : x
  2. Step 2: Convert to fraction form
    9,723.48/13,418.45 = 5,531.73/x
  3. Step 3: Cross multiply
    9,723.48x = 13,418.45 × 5,531.73
  4. Step 4: Simplify right side
    9,723.48x = 74,227,147.67
  5. Step 5: Solve for x
    x = 74,227,147.67/9,723.48
  6. Step 6: Final answer
    x = 7,633.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.