Home / 4,140.89-5,714.38-2,348.69

Finding the Fourth Proportional to 4,140.89, 5,714.38 and 2,348.69

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Solution

The fourth proportional to 4,140.89, 5,714.38 and 2,348.69 is: 3,241.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,140.89 : 5,714.38 = 2,348.69 : x
  2. Step 2: Convert to fraction form
    4,140.89/5,714.38 = 2,348.69/x
  3. Step 3: Cross multiply
    4,140.89x = 5,714.38 × 2,348.69
  4. Step 4: Simplify right side
    4,140.89x = 13,421,324.38
  5. Step 5: Solve for x
    x = 13,421,324.38/4,140.89
  6. Step 6: Final answer
    x = 3,241.17

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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.