Home / 7,265.22-10,896.20-2,881.50

Finding the Fourth Proportional to 7,265.22, 10,896.20 and 2,881.50

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Solution

The fourth proportional to 7,265.22, 10,896.20 and 2,881.50 is: 4,321.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,265.22 : 10,896.20 = 2,881.50 : x
  2. Step 2: Convert to fraction form
    7,265.22/10,896.20 = 2,881.50/x
  3. Step 3: Cross multiply
    7,265.22x = 10,896.20 × 2,881.50
  4. Step 4: Simplify right side
    7,265.22x = 31,397,400.30
  5. Step 5: Solve for x
    x = 31,397,400.30/7,265.22
  6. Step 6: Final answer
    x = 4,321.60

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1.5x scale

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.