Home / 9,316.80-13,960.32-9,087.36

Finding the Fourth Proportional to 9,316.80, 13,960.32 and 9,087.36

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Solution

The fourth proportional to 9,316.80, 13,960.32 and 9,087.36 is: 13,616.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,316.80 : 13,960.32 = 9,087.36 : x
  2. Step 2: Convert to fraction form
    9,316.80/13,960.32 = 9,087.36/x
  3. Step 3: Cross multiply
    9,316.80x = 13,960.32 × 9,087.36
  4. Step 4: Simplify right side
    9,316.80x = 126,862,453.56
  5. Step 5: Solve for x
    x = 126,862,453.56/9,316.80
  6. Step 6: Final answer
    x = 13,616.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.