Home / 9,110.91-13,669.80-3,568.21

Finding the Fourth Proportional to 9,110.91, 13,669.80 and 3,568.21

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Solution

The fourth proportional to 9,110.91, 13,669.80 and 3,568.21 is: 5,353.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,110.91 : 13,669.80 = 3,568.21 : x
  2. Step 2: Convert to fraction form
    9,110.91/13,669.80 = 3,568.21/x
  3. Step 3: Cross multiply
    9,110.91x = 13,669.80 × 3,568.21
  4. Step 4: Simplify right side
    9,110.91x = 48,776,717.06
  5. Step 5: Solve for x
    x = 48,776,717.06/9,110.91
  6. Step 6: Final answer
    x = 5,353.66

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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.