Home / 9,265.72-12,806.69-8,195.91

Finding the Fourth Proportional to 9,265.72, 12,806.69 and 8,195.91

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Solution

The fourth proportional to 9,265.72, 12,806.69 and 8,195.91 is: 11,328.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,265.72 : 12,806.69 = 8,195.91 : x
  2. Step 2: Convert to fraction form
    9,265.72/12,806.69 = 8,195.91/x
  3. Step 3: Cross multiply
    9,265.72x = 12,806.69 × 8,195.91
  4. Step 4: Simplify right side
    9,265.72x = 104,962,478.64
  5. Step 5: Solve for x
    x = 104,962,478.64/9,265.72
  6. Step 6: Final answer
    x = 11,328.04

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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.