Home / 3,785.88-5,225.94-2,214.48

Finding the Fourth Proportional to 3,785.88, 5,225.94 and 2,214.48

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Solution

The fourth proportional to 3,785.88, 5,225.94 and 2,214.48 is: 3,056.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,785.88 : 5,225.94 = 2,214.48 : x
  2. Step 2: Convert to fraction form
    3,785.88/5,225.94 = 2,214.48/x
  3. Step 3: Cross multiply
    3,785.88x = 5,225.94 × 2,214.48
  4. Step 4: Simplify right side
    3,785.88x = 11,572,739.61
  5. Step 5: Solve for x
    x = 11,572,739.61/3,785.88
  6. Step 6: Final answer
    x = 3,056.82

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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.