Home / 3,777.24-5,669.57-2,479.62

Finding the Fourth Proportional to 3,777.24, 5,669.57 and 2,479.62

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Solution

The fourth proportional to 3,777.24, 5,669.57 and 2,479.62 is: 3,721.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,777.24 : 5,669.57 = 2,479.62 : x
  2. Step 2: Convert to fraction form
    3,777.24/5,669.57 = 2,479.62/x
  3. Step 3: Cross multiply
    3,777.24x = 5,669.57 × 2,479.62
  4. Step 4: Simplify right side
    3,777.24x = 14,058,379.16
  5. Step 5: Solve for x
    x = 14,058,379.16/3,777.24
  6. Step 6: Final answer
    x = 3,721.87

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1.5x scale

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.