Home / 4,240.28-5,851.98-2,447.81

Finding the Fourth Proportional to 4,240.28, 5,851.98 and 2,447.81

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Solution

The fourth proportional to 4,240.28, 5,851.98 and 2,447.81 is: 3,378.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,240.28 : 5,851.98 = 2,447.81 : x
  2. Step 2: Convert to fraction form
    4,240.28/5,851.98 = 2,447.81/x
  3. Step 3: Cross multiply
    4,240.28x = 5,851.98 × 2,447.81
  4. Step 4: Simplify right side
    4,240.28x = 14,324,556.18
  5. Step 5: Solve for x
    x = 14,324,556.18/4,240.28
  6. Step 6: Final answer
    x = 3,378.21

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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.