Home / 3,714.16-5,571.48-3,028.72

Finding the Fourth Proportional to 3,714.16, 5,571.48 and 3,028.72

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Solution

The fourth proportional to 3,714.16, 5,571.48 and 3,028.72 is: 4,543.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,714.16 : 5,571.48 = 3,028.72 : x
  2. Step 2: Convert to fraction form
    3,714.16/5,571.48 = 3,028.72/x
  3. Step 3: Cross multiply
    3,714.16x = 5,571.48 × 3,028.72
  4. Step 4: Simplify right side
    3,714.16x = 16,874,452.91
  5. Step 5: Solve for x
    x = 16,874,452.91/3,714.16
  6. Step 6: Final answer
    x = 4,543.28

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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.