Home / 3,715.23-5,563.98-2,151.93

Finding the Fourth Proportional to 3,715.23, 5,563.98 and 2,151.93

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Solution

The fourth proportional to 3,715.23, 5,563.98 and 2,151.93 is: 3,222.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,715.23 : 5,563.98 = 2,151.93 : x
  2. Step 2: Convert to fraction form
    3,715.23/5,563.98 = 2,151.93/x
  3. Step 3: Cross multiply
    3,715.23x = 5,563.98 × 2,151.93
  4. Step 4: Simplify right side
    3,715.23x = 11,973,295.48
  5. Step 5: Solve for x
    x = 11,973,295.48/3,715.23
  6. Step 6: Final answer
    x = 3,222.76

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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.