Home / 3,263.40-4,897.26-2,721.96

Finding the Fourth Proportional to 3,263.40, 4,897.26 and 2,721.96

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Solution

The fourth proportional to 3,263.40, 4,897.26 and 2,721.96 is: 4,084.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,263.40 : 4,897.26 = 2,721.96 : x
  2. Step 2: Convert to fraction form
    3,263.40/4,897.26 = 2,721.96/x
  3. Step 3: Cross multiply
    3,263.40x = 4,897.26 × 2,721.96
  4. Step 4: Simplify right side
    3,263.40x = 13,330,145.83
  5. Step 5: Solve for x
    x = 13,330,145.83/3,263.40
  6. Step 6: Final answer
    x = 4,084.74

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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.