Home / 3,271.48-4,516.14-2,196.56

Finding the Fourth Proportional to 3,271.48, 4,516.14 and 2,196.56

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Solution

The fourth proportional to 3,271.48, 4,516.14 and 2,196.56 is: 3,032.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271.48 : 4,516.14 = 2,196.56 : x
  2. Step 2: Convert to fraction form
    3,271.48/4,516.14 = 2,196.56/x
  3. Step 3: Cross multiply
    3,271.48x = 4,516.14 × 2,196.56
  4. Step 4: Simplify right side
    3,271.48x = 9,919,972.48
  5. Step 5: Solve for x
    x = 9,919,972.48/3,271.48
  6. Step 6: Final answer
    x = 3,032.26

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1.5x scale

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.