Home / 5,371.36-8,056.56-3,148.96

Finding the Fourth Proportional to 5,371.36, 8,056.56 and 3,148.96

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Solution

The fourth proportional to 5,371.36, 8,056.56 and 3,148.96 is: 4,723.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,371.36 : 8,056.56 = 3,148.96 : x
  2. Step 2: Convert to fraction form
    5,371.36/8,056.56 = 3,148.96/x
  3. Step 3: Cross multiply
    5,371.36x = 8,056.56 × 3,148.96
  4. Step 4: Simplify right side
    5,371.36x = 25,369,785.18
  5. Step 5: Solve for x
    x = 25,369,785.18/5,371.36
  6. Step 6: Final answer
    x = 4,723.16

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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.