Home / 3,461.40-4,778.19-2,202.53

Finding the Fourth Proportional to 3,461.40, 4,778.19 and 2,202.53

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Solution

The fourth proportional to 3,461.40, 4,778.19 and 2,202.53 is: 3,040.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,461.40 : 4,778.19 = 2,202.53 : x
  2. Step 2: Convert to fraction form
    3,461.40/4,778.19 = 2,202.53/x
  3. Step 3: Cross multiply
    3,461.40x = 4,778.19 × 2,202.53
  4. Step 4: Simplify right side
    3,461.40x = 10,524,082.93
  5. Step 5: Solve for x
    x = 10,524,082.93/3,461.40
  6. Step 6: Final answer
    x = 3,040.41

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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.