Home / 3,687.71-5,528.67-2,514.79

Finding the Fourth Proportional to 3,687.71, 5,528.67 and 2,514.79

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Solution

The fourth proportional to 3,687.71, 5,528.67 and 2,514.79 is: 3,770.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,687.71 : 5,528.67 = 2,514.79 : x
  2. Step 2: Convert to fraction form
    3,687.71/5,528.67 = 2,514.79/x
  3. Step 3: Cross multiply
    3,687.71x = 5,528.67 × 2,514.79
  4. Step 4: Simplify right side
    3,687.71x = 13,903,441.51
  5. Step 5: Solve for x
    x = 13,903,441.51/3,687.71
  6. Step 6: Final answer
    x = 3,770.22

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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.