Home / 3,271.36-4,906.40-962.24

Finding the Fourth Proportional to 3,271.36, 4,906.40 and 962.24

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Solution

The fourth proportional to 3,271.36, 4,906.40 and 962.24 is: 1,443.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271.36 : 4,906.40 = 962.24 : x
  2. Step 2: Convert to fraction form
    3,271.36/4,906.40 = 962.24/x
  3. Step 3: Cross multiply
    3,271.36x = 4,906.40 × 962.24
  4. Step 4: Simplify right side
    3,271.36x = 4,721,134.34
  5. Step 5: Solve for x
    x = 4,721,134.34/3,271.36
  6. Step 6: Final answer
    x = 1,443.17

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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.