Home / 3,248.28-4,482.72-1,851

Finding the Fourth Proportional to 3,248.28, 4,482.72 and 1,851

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Solution

The fourth proportional to 3,248.28, 4,482.72 and 1,851 is: 2,554.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,248.28 : 4,482.72 = 1,851 : x
  2. Step 2: Convert to fraction form
    3,248.28/4,482.72 = 1,851/x
  3. Step 3: Cross multiply
    3,248.28x = 4,482.72 × 1,851
  4. Step 4: Simplify right side
    3,248.28x = 8,297,514.72
  5. Step 5: Solve for x
    x = 8,297,514.72/3,248.28
  6. Step 6: Final answer
    x = 2,554.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.