Home / 4,140.55-5,714.26-2,371.81

Finding the Fourth Proportional to 4,140.55, 5,714.26 and 2,371.81

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Solution

The fourth proportional to 4,140.55, 5,714.26 and 2,371.81 is: 3,273.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,140.55 : 5,714.26 = 2,371.81 : x
  2. Step 2: Convert to fraction form
    4,140.55/5,714.26 = 2,371.81/x
  3. Step 3: Cross multiply
    4,140.55x = 5,714.26 × 2,371.81
  4. Step 4: Simplify right side
    4,140.55x = 13,553,139.01
  5. Step 5: Solve for x
    x = 13,553,139.01/4,140.55
  6. Step 6: Final answer
    x = 3,273.27

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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.