Home / 9,088.41-13,628.25-5,391.12

Finding the Fourth Proportional to 9,088.41, 13,628.25 and 5,391.12

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Solution

The fourth proportional to 9,088.41, 13,628.25 and 5,391.12 is: 8,084.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,088.41 : 13,628.25 = 5,391.12 : x
  2. Step 2: Convert to fraction form
    9,088.41/13,628.25 = 5,391.12/x
  3. Step 3: Cross multiply
    9,088.41x = 13,628.25 × 5,391.12
  4. Step 4: Simplify right side
    9,088.41x = 73,471,531.14
  5. Step 5: Solve for x
    x = 73,471,531.14/9,088.41
  6. Step 6: Final answer
    x = 8,084.09

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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.