Home / 3,658.61-5,478.57-2,013.37

Finding the Fourth Proportional to 3,658.61, 5,478.57 and 2,013.37

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Solution

The fourth proportional to 3,658.61, 5,478.57 and 2,013.37 is: 3,014.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,658.61 : 5,478.57 = 2,013.37 : x
  2. Step 2: Convert to fraction form
    3,658.61/5,478.57 = 2,013.37/x
  3. Step 3: Cross multiply
    3,658.61x = 5,478.57 × 2,013.37
  4. Step 4: Simplify right side
    3,658.61x = 11,030,388.48
  5. Step 5: Solve for x
    x = 11,030,388.48/3,658.61
  6. Step 6: Final answer
    x = 3,014.91

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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.