Home / 3,715.14-5,571.55-1,342.91

Finding the Fourth Proportional to 3,715.14, 5,571.55 and 1,342.91

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Solution

The fourth proportional to 3,715.14, 5,571.55 and 1,342.91 is: 2,013.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,715.14 : 5,571.55 = 1,342.91 : x
  2. Step 2: Convert to fraction form
    3,715.14/5,571.55 = 1,342.91/x
  3. Step 3: Cross multiply
    3,715.14x = 5,571.55 × 1,342.91
  4. Step 4: Simplify right side
    3,715.14x = 7,482,083.50
  5. Step 5: Solve for x
    x = 7,482,083.50/3,715.14
  6. Step 6: Final answer
    x = 2,013.94

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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.