Home / 2,545.29-3,817.67-1,571.13

Finding the Fourth Proportional to 2,545.29, 3,817.67 and 1,571.13

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Solution

The fourth proportional to 2,545.29, 3,817.67 and 1,571.13 is: 2,356.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,545.29 : 3,817.67 = 1,571.13 : x
  2. Step 2: Convert to fraction form
    2,545.29/3,817.67 = 1,571.13/x
  3. Step 3: Cross multiply
    2,545.29x = 3,817.67 × 1,571.13
  4. Step 4: Simplify right side
    2,545.29x = 5,998,048.01
  5. Step 5: Solve for x
    x = 5,998,048.01/2,545.29
  6. Step 6: Final answer
    x = 2,356.53

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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.