Home / 4,156.43-5,736.44-2,387.99

Finding the Fourth Proportional to 4,156.43, 5,736.44 and 2,387.99

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Solution

The fourth proportional to 4,156.43, 5,736.44 and 2,387.99 is: 3,295.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,156.43 : 5,736.44 = 2,387.99 : x
  2. Step 2: Convert to fraction form
    4,156.43/5,736.44 = 2,387.99/x
  3. Step 3: Cross multiply
    4,156.43x = 5,736.44 × 2,387.99
  4. Step 4: Simplify right side
    4,156.43x = 13,698,549.42
  5. Step 5: Solve for x
    x = 13,698,549.42/4,156.43
  6. Step 6: Final answer
    x = 3,295.75

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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.