Home / 3,561.16-4,910.70-2,571.16

Finding the Fourth Proportional to 3,561.16, 4,910.70 and 2,571.16

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Solution

The fourth proportional to 3,561.16, 4,910.70 and 2,571.16 is: 3,545.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,561.16 : 4,910.70 = 2,571.16 : x
  2. Step 2: Convert to fraction form
    3,561.16/4,910.70 = 2,571.16/x
  3. Step 3: Cross multiply
    3,561.16x = 4,910.70 × 2,571.16
  4. Step 4: Simplify right side
    3,561.16x = 12,626,195.41
  5. Step 5: Solve for x
    x = 12,626,195.41/3,561.16
  6. Step 6: Final answer
    x = 3,545.53

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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.