Home / 7,897.41-11,849.57-3,740.39

Finding the Fourth Proportional to 7,897.41, 11,849.57 and 3,740.39

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Solution

The fourth proportional to 7,897.41, 11,849.57 and 3,740.39 is: 5,612.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,897.41 : 11,849.57 = 3,740.39 : x
  2. Step 2: Convert to fraction form
    7,897.41/11,849.57 = 3,740.39/x
  3. Step 3: Cross multiply
    7,897.41x = 11,849.57 × 3,740.39
  4. Step 4: Simplify right side
    7,897.41x = 44,321,963.24
  5. Step 5: Solve for x
    x = 44,321,963.24/7,897.41
  6. Step 6: Final answer
    x = 5,612.22

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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.