Home / 4,371.38-6,551.76-2,028.20

Finding the Fourth Proportional to 4,371.38, 6,551.76 and 2,028.20

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Solution

The fourth proportional to 4,371.38, 6,551.76 and 2,028.20 is: 3,039.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,371.38 : 6,551.76 = 2,028.20 : x
  2. Step 2: Convert to fraction form
    4,371.38/6,551.76 = 2,028.20/x
  3. Step 3: Cross multiply
    4,371.38x = 6,551.76 × 2,028.20
  4. Step 4: Simplify right side
    4,371.38x = 13,288,279.63
  5. Step 5: Solve for x
    x = 13,288,279.63/4,371.38
  6. Step 6: Final answer
    x = 3,039.84

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1.5x scale

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.