Home / 3,361.12-4,636.12-2,313.76

Finding the Fourth Proportional to 3,361.12, 4,636.12 and 2,313.76

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Solution

The fourth proportional to 3,361.12, 4,636.12 and 2,313.76 is: 3,191.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,361.12 : 4,636.12 = 2,313.76 : x
  2. Step 2: Convert to fraction form
    3,361.12/4,636.12 = 2,313.76/x
  3. Step 3: Cross multiply
    3,361.12x = 4,636.12 × 2,313.76
  4. Step 4: Simplify right side
    3,361.12x = 10,726,869.01
  5. Step 5: Solve for x
    x = 10,726,869.01/3,361.12
  6. Step 6: Final answer
    x = 3,191.46

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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.