Home / 6,301.31-9,447.33-2,140.20

Finding the Fourth Proportional to 6,301.31, 9,447.33 and 2,140.20

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Solution

The fourth proportional to 6,301.31, 9,447.33 and 2,140.20 is: 3,208.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,301.31 : 9,447.33 = 2,140.20 : x
  2. Step 2: Convert to fraction form
    6,301.31/9,447.33 = 2,140.20/x
  3. Step 3: Cross multiply
    6,301.31x = 9,447.33 × 2,140.20
  4. Step 4: Simplify right side
    6,301.31x = 20,219,175.67
  5. Step 5: Solve for x
    x = 20,219,175.67/6,301.31
  6. Step 6: Final answer
    x = 3,208.73

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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.