Home / 3,875.70-5,812.32-2,233.02

Finding the Fourth Proportional to 3,875.70, 5,812.32 and 2,233.02

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Solution

The fourth proportional to 3,875.70, 5,812.32 and 2,233.02 is: 3,348.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,875.70 : 5,812.32 = 2,233.02 : x
  2. Step 2: Convert to fraction form
    3,875.70/5,812.32 = 2,233.02/x
  3. Step 3: Cross multiply
    3,875.70x = 5,812.32 × 2,233.02
  4. Step 4: Simplify right side
    3,875.70x = 12,979,026.81
  5. Step 5: Solve for x
    x = 12,979,026.81/3,875.70
  6. Step 6: Final answer
    x = 3,348.82

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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.