Home / 5,234.85-7,224.24-2,877.14

Finding the Fourth Proportional to 5,234.85, 7,224.24 and 2,877.14

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Solution

The fourth proportional to 5,234.85, 7,224.24 and 2,877.14 is: 3,970.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,234.85 : 7,224.24 = 2,877.14 : x
  2. Step 2: Convert to fraction form
    5,234.85/7,224.24 = 2,877.14/x
  3. Step 3: Cross multiply
    5,234.85x = 7,224.24 × 2,877.14
  4. Step 4: Simplify right side
    5,234.85x = 20,785,124.62
  5. Step 5: Solve for x
    x = 20,785,124.62/5,234.85
  6. Step 6: Final answer
    x = 3,970.53

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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.