Home / 3,886.62-5,831.65-2,037.29

Finding the Fourth Proportional to 3,886.62, 5,831.65 and 2,037.29

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Solution

The fourth proportional to 3,886.62, 5,831.65 and 2,037.29 is: 3,056.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,886.62 : 5,831.65 = 2,037.29 : x
  2. Step 2: Convert to fraction form
    3,886.62/5,831.65 = 2,037.29/x
  3. Step 3: Cross multiply
    3,886.62x = 5,831.65 × 2,037.29
  4. Step 4: Simplify right side
    3,886.62x = 11,880,752.04
  5. Step 5: Solve for x
    x = 11,880,752.04/3,886.62
  6. Step 6: Final answer
    x = 3,056.84

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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.