Home / 3,802.22-5,247.15-2,385.97

Finding the Fourth Proportional to 3,802.22, 5,247.15 and 2,385.97

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Solution

The fourth proportional to 3,802.22, 5,247.15 and 2,385.97 is: 3,292.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,802.22 : 5,247.15 = 2,385.97 : x
  2. Step 2: Convert to fraction form
    3,802.22/5,247.15 = 2,385.97/x
  3. Step 3: Cross multiply
    3,802.22x = 5,247.15 × 2,385.97
  4. Step 4: Simplify right side
    3,802.22x = 12,519,529.37
  5. Step 5: Solve for x
    x = 12,519,529.37/3,802.22
  6. Step 6: Final answer
    x = 3,292.69

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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.