Home / 8,225.13-12,336.32-2,959.07

Finding the Fourth Proportional to 8,225.13, 12,336.32 and 2,959.07

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Solution

The fourth proportional to 8,225.13, 12,336.32 and 2,959.07 is: 4,438.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,225.13 : 12,336.32 = 2,959.07 : x
  2. Step 2: Convert to fraction form
    8,225.13/12,336.32 = 2,959.07/x
  3. Step 3: Cross multiply
    8,225.13x = 12,336.32 × 2,959.07
  4. Step 4: Simplify right side
    8,225.13x = 36,504,034.42
  5. Step 5: Solve for x
    x = 36,504,034.42/8,225.13
  6. Step 6: Final answer
    x = 4,438.11

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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.