Home / 9,837.24-13,575.96-5,645.76

Finding the Fourth Proportional to 9,837.24, 13,575.96 and 5,645.76

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Solution

The fourth proportional to 9,837.24, 13,575.96 and 5,645.76 is: 7,791.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,837.24 : 13,575.96 = 5,645.76 : x
  2. Step 2: Convert to fraction form
    9,837.24/13,575.96 = 5,645.76/x
  3. Step 3: Cross multiply
    9,837.24x = 13,575.96 × 5,645.76
  4. Step 4: Simplify right side
    9,837.24x = 76,646,611.93
  5. Step 5: Solve for x
    x = 76,646,611.93/9,837.24
  6. Step 6: Final answer
    x = 7,791.48

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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.