Home / 3,271.15-4,513.66-2,152.54

Finding the Fourth Proportional to 3,271.15, 4,513.66 and 2,152.54

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Solution

The fourth proportional to 3,271.15, 4,513.66 and 2,152.54 is: 2,970.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271.15 : 4,513.66 = 2,152.54 : x
  2. Step 2: Convert to fraction form
    3,271.15/4,513.66 = 2,152.54/x
  3. Step 3: Cross multiply
    3,271.15x = 4,513.66 × 2,152.54
  4. Step 4: Simplify right side
    3,271.15x = 9,715,833.70
  5. Step 5: Solve for x
    x = 9,715,833.70/3,271.15
  6. Step 6: Final answer
    x = 2,970.16

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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.