Home / 9,543.26-13,163.64-6,894.56

Finding the Fourth Proportional to 9,543.26, 13,163.64 and 6,894.56

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Solution

The fourth proportional to 9,543.26, 13,163.64 and 6,894.56 is: 9,510.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,543.26 : 13,163.64 = 6,894.56 : x
  2. Step 2: Convert to fraction form
    9,543.26/13,163.64 = 6,894.56/x
  3. Step 3: Cross multiply
    9,543.26x = 13,163.64 × 6,894.56
  4. Step 4: Simplify right side
    9,543.26x = 90,757,505.80
  5. Step 5: Solve for x
    x = 90,757,505.80/9,543.26
  6. Step 6: Final answer
    x = 9,510.12

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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.