Home / 3,899.18-5,838.49-2,335.47

Finding the Fourth Proportional to 3,899.18, 5,838.49 and 2,335.47

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Solution

The fourth proportional to 3,899.18, 5,838.49 and 2,335.47 is: 3,497.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,899.18 : 5,838.49 = 2,335.47 : x
  2. Step 2: Convert to fraction form
    3,899.18/5,838.49 = 2,335.47/x
  3. Step 3: Cross multiply
    3,899.18x = 5,838.49 × 2,335.47
  4. Step 4: Simplify right side
    3,899.18x = 13,635,627.00
  5. Step 5: Solve for x
    x = 13,635,627.00/3,899.18
  6. Step 6: Final answer
    x = 3,497.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.