Home / 3,962.36-5,469.90-2,565.56

Finding the Fourth Proportional to 3,962.36, 5,469.90 and 2,565.56

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Solution

The fourth proportional to 3,962.36, 5,469.90 and 2,565.56 is: 3,541.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,962.36 : 5,469.90 = 2,565.56 : x
  2. Step 2: Convert to fraction form
    3,962.36/5,469.90 = 2,565.56/x
  3. Step 3: Cross multiply
    3,962.36x = 5,469.90 × 2,565.56
  4. Step 4: Simplify right side
    3,962.36x = 14,033,356.64
  5. Step 5: Solve for x
    x = 14,033,356.64/3,962.36
  6. Step 6: Final answer
    x = 3,541.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.