Home / 3,271.22-4,516.45-2,513.65

Finding the Fourth Proportional to 3,271.22, 4,516.45 and 2,513.65

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Solution

The fourth proportional to 3,271.22, 4,516.45 and 2,513.65 is: 3,470.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271.22 : 4,516.45 = 2,513.65 : x
  2. Step 2: Convert to fraction form
    3,271.22/4,516.45 = 2,513.65/x
  3. Step 3: Cross multiply
    3,271.22x = 4,516.45 × 2,513.65
  4. Step 4: Simplify right side
    3,271.22x = 11,352,774.54
  5. Step 5: Solve for x
    x = 11,352,774.54/3,271.22
  6. Step 6: Final answer
    x = 3,470.50

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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.