Home / 4,140.85-5,714.44-2,372.42

Finding the Fourth Proportional to 4,140.85, 5,714.44 and 2,372.42

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Solution

The fourth proportional to 4,140.85, 5,714.44 and 2,372.42 is: 3,273.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,140.85 : 5,714.44 = 2,372.42 : x
  2. Step 2: Convert to fraction form
    4,140.85/5,714.44 = 2,372.42/x
  3. Step 3: Cross multiply
    4,140.85x = 5,714.44 × 2,372.42
  4. Step 4: Simplify right side
    4,140.85x = 13,557,051.74
  5. Step 5: Solve for x
    x = 13,557,051.74/4,140.85
  6. Step 6: Final answer
    x = 3,273.98

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1.5x scale

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.