Home / 3,777.30-5,212.42-2,360.91

Finding the Fourth Proportional to 3,777.30, 5,212.42 and 2,360.91

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Solution

The fourth proportional to 3,777.30, 5,212.42 and 2,360.91 is: 3,257.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,777.30 : 5,212.42 = 2,360.91 : x
  2. Step 2: Convert to fraction form
    3,777.30/5,212.42 = 2,360.91/x
  3. Step 3: Cross multiply
    3,777.30x = 5,212.42 × 2,360.91
  4. Step 4: Simplify right side
    3,777.30x = 12,306,054.50
  5. Step 5: Solve for x
    x = 12,306,054.50/3,777.30
  6. Step 6: Final answer
    x = 3,257.90

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1.5x scale

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.