Home / 3,811.54-5,717.67-1,502.50

Finding the Fourth Proportional to 3,811.54, 5,717.67 and 1,502.50

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Solution

The fourth proportional to 3,811.54, 5,717.67 and 1,502.50 is: 2,253.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,811.54 : 5,717.67 = 1,502.50 : x
  2. Step 2: Convert to fraction form
    3,811.54/5,717.67 = 1,502.50/x
  3. Step 3: Cross multiply
    3,811.54x = 5,717.67 × 1,502.50
  4. Step 4: Simplify right side
    3,811.54x = 8,590,799.18
  5. Step 5: Solve for x
    x = 8,590,799.18/3,811.54
  6. Step 6: Final answer
    x = 2,253.89

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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.