Home / 4,956.48-6,838.56-3,905.28

Finding the Fourth Proportional to 4,956.48, 6,838.56 and 3,905.28

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Solution

The fourth proportional to 4,956.48, 6,838.56 and 3,905.28 is: 5,388.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,956.48 : 6,838.56 = 3,905.28 : x
  2. Step 2: Convert to fraction form
    4,956.48/6,838.56 = 3,905.28/x
  3. Step 3: Cross multiply
    4,956.48x = 6,838.56 × 3,905.28
  4. Step 4: Simplify right side
    4,956.48x = 26,706,491.60
  5. Step 5: Solve for x
    x = 26,706,491.60/4,956.48
  6. Step 6: Final answer
    x = 5,388.20

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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.