Home / 3,548.16-5,328-3,317.76

Finding the Fourth Proportional to 3,548.16, 5,328 and 3,317.76

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Solution

The fourth proportional to 3,548.16, 5,328 and 3,317.76 is: 4,982.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548.16 : 5,328 = 3,317.76 : x
  2. Step 2: Convert to fraction form
    3,548.16/5,328 = 3,317.76/x
  3. Step 3: Cross multiply
    3,548.16x = 5,328 × 3,317.76
  4. Step 4: Simplify right side
    3,548.16x = 17,677,025.28
  5. Step 5: Solve for x
    x = 17,677,025.28/3,548.16
  6. Step 6: Final answer
    x = 4,982.03

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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.