Home / 1,716.20-2,571.91-1,545.49

Finding the Fourth Proportional to 1,716.20, 2,571.91 and 1,545.49

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Solution

The fourth proportional to 1,716.20, 2,571.91 and 1,545.49 is: 2,316.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,716.20 : 2,571.91 = 1,545.49 : x
  2. Step 2: Convert to fraction form
    1,716.20/2,571.91 = 1,545.49/x
  3. Step 3: Cross multiply
    1,716.20x = 2,571.91 × 1,545.49
  4. Step 4: Simplify right side
    1,716.20x = 3,974,861.19
  5. Step 5: Solve for x
    x = 3,974,861.19/1,716.20
  6. Step 6: Final answer
    x = 2,316.08

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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.