Home / 3,872.23-5,341.96-2,299.41

Finding the Fourth Proportional to 3,872.23, 5,341.96 and 2,299.41

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Solution

The fourth proportional to 3,872.23, 5,341.96 and 2,299.41 is: 3,172.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,872.23 : 5,341.96 = 2,299.41 : x
  2. Step 2: Convert to fraction form
    3,872.23/5,341.96 = 2,299.41/x
  3. Step 3: Cross multiply
    3,872.23x = 5,341.96 × 2,299.41
  4. Step 4: Simplify right side
    3,872.23x = 12,283,350.50
  5. Step 5: Solve for x
    x = 12,283,350.50/3,872.23
  6. Step 6: Final answer
    x = 3,172.17

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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.