Home / 5,901.78-8,144.48-3,384.04

Finding the Fourth Proportional to 5,901.78, 8,144.48 and 3,384.04

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Solution

The fourth proportional to 5,901.78, 8,144.48 and 3,384.04 is: 4,669.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,901.78 : 8,144.48 = 3,384.04 : x
  2. Step 2: Convert to fraction form
    5,901.78/8,144.48 = 3,384.04/x
  3. Step 3: Cross multiply
    5,901.78x = 8,144.48 × 3,384.04
  4. Step 4: Simplify right side
    5,901.78x = 27,561,234.20
  5. Step 5: Solve for x
    x = 27,561,234.20/5,901.78
  6. Step 6: Final answer
    x = 4,669.99

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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.