Home / 3,271.31-4,514.70-2,013.18

Finding the Fourth Proportional to 3,271.31, 4,514.70 and 2,013.18

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Solution

The fourth proportional to 3,271.31, 4,514.70 and 2,013.18 is: 2,778.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271.31 : 4,514.70 = 2,013.18 : x
  2. Step 2: Convert to fraction form
    3,271.31/4,514.70 = 2,013.18/x
  3. Step 3: Cross multiply
    3,271.31x = 4,514.70 × 2,013.18
  4. Step 4: Simplify right side
    3,271.31x = 9,088,903.75
  5. Step 5: Solve for x
    x = 9,088,903.75/3,271.31
  6. Step 6: Final answer
    x = 2,778.37

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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.