Home / 9,061.15-13,588.07-2,819.09

Finding the Fourth Proportional to 9,061.15, 13,588.07 and 2,819.09

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Solution

The fourth proportional to 9,061.15, 13,588.07 and 2,819.09 is: 4,227.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,061.15 : 13,588.07 = 2,819.09 : x
  2. Step 2: Convert to fraction form
    9,061.15/13,588.07 = 2,819.09/x
  3. Step 3: Cross multiply
    9,061.15x = 13,588.07 × 2,819.09
  4. Step 4: Simplify right side
    9,061.15x = 38,305,992.26
  5. Step 5: Solve for x
    x = 38,305,992.26/9,061.15
  6. Step 6: Final answer
    x = 4,227.50

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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.