Home / 4,429.87-6,637.71-3,388.61

Finding the Fourth Proportional to 4,429.87, 6,637.71 and 3,388.61

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Solution

The fourth proportional to 4,429.87, 6,637.71 and 3,388.61 is: 5,077.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,429.87 : 6,637.71 = 3,388.61 : x
  2. Step 2: Convert to fraction form
    4,429.87/6,637.71 = 3,388.61/x
  3. Step 3: Cross multiply
    4,429.87x = 6,637.71 × 3,388.61
  4. Step 4: Simplify right side
    4,429.87x = 22,492,610.48
  5. Step 5: Solve for x
    x = 22,492,610.48/4,429.87
  6. Step 6: Final answer
    x = 5,077.49

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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.