Home / 8,504.82-12,756.20-2,265.28

Finding the Fourth Proportional to 8,504.82, 12,756.20 and 2,265.28

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Solution

The fourth proportional to 8,504.82, 12,756.20 and 2,265.28 is: 3,397.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,504.82 : 12,756.20 = 2,265.28 : x
  2. Step 2: Convert to fraction form
    8,504.82/12,756.20 = 2,265.28/x
  3. Step 3: Cross multiply
    8,504.82x = 12,756.20 × 2,265.28
  4. Step 4: Simplify right side
    8,504.82x = 28,896,321.52
  5. Step 5: Solve for x
    x = 28,896,321.52/8,504.82
  6. Step 6: Final answer
    x = 3,397.64

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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.