Home / 3,271.29-4,906.40-962.25

Finding the Fourth Proportional to 3,271.29, 4,906.40 and 962.25

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Solution

The fourth proportional to 3,271.29, 4,906.40 and 962.25 is: 1,443.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271.29 : 4,906.40 = 962.25 : x
  2. Step 2: Convert to fraction form
    3,271.29/4,906.40 = 962.25/x
  3. Step 3: Cross multiply
    3,271.29x = 4,906.40 × 962.25
  4. Step 4: Simplify right side
    3,271.29x = 4,721,178.59
  5. Step 5: Solve for x
    x = 4,721,178.59/3,271.29
  6. Step 6: Final answer
    x = 1,443.22

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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.