Home / 3,271.01-4,897.80-2,609.79

Finding the Fourth Proportional to 3,271.01, 4,897.80 and 2,609.79

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Solution

The fourth proportional to 3,271.01, 4,897.80 and 2,609.79 is: 3,907.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271.01 : 4,897.80 = 2,609.79 : x
  2. Step 2: Convert to fraction form
    3,271.01/4,897.80 = 2,609.79/x
  3. Step 3: Cross multiply
    3,271.01x = 4,897.80 × 2,609.79
  4. Step 4: Simplify right side
    3,271.01x = 12,782,229.46
  5. Step 5: Solve for x
    x = 12,782,229.46/3,271.01
  6. Step 6: Final answer
    x = 3,907.74

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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.