Home / 9,538.83-13,163.25-5,560.11

Finding the Fourth Proportional to 9,538.83, 13,163.25 and 5,560.11

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Solution

The fourth proportional to 9,538.83, 13,163.25 and 5,560.11 is: 7,672.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,538.83 : 13,163.25 = 5,560.11 : x
  2. Step 2: Convert to fraction form
    9,538.83/13,163.25 = 5,560.11/x
  3. Step 3: Cross multiply
    9,538.83x = 13,163.25 × 5,560.11
  4. Step 4: Simplify right side
    9,538.83x = 73,189,117.96
  5. Step 5: Solve for x
    x = 73,189,117.96/9,538.83
  6. Step 6: Final answer
    x = 7,672.76

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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.