Home / 3,736.32-5,154.48-2,897.28

Finding the Fourth Proportional to 3,736.32, 5,154.48 and 2,897.28

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Solution

The fourth proportional to 3,736.32, 5,154.48 and 2,897.28 is: 3,996.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,736.32 : 5,154.48 = 2,897.28 : x
  2. Step 2: Convert to fraction form
    3,736.32/5,154.48 = 2,897.28/x
  3. Step 3: Cross multiply
    3,736.32x = 5,154.48 × 2,897.28
  4. Step 4: Simplify right side
    3,736.32x = 14,933,971.81
  5. Step 5: Solve for x
    x = 14,933,971.81/3,736.32
  6. Step 6: Final answer
    x = 3,996.97

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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.