Home / 9,479.54-13,085.52-6,122.60

Finding the Fourth Proportional to 9,479.54, 13,085.52 and 6,122.60

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Solution

The fourth proportional to 9,479.54, 13,085.52 and 6,122.60 is: 8,451.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,479.54 : 13,085.52 = 6,122.60 : x
  2. Step 2: Convert to fraction form
    9,479.54/13,085.52 = 6,122.60/x
  3. Step 3: Cross multiply
    9,479.54x = 13,085.52 × 6,122.60
  4. Step 4: Simplify right side
    9,479.54x = 80,117,404.75
  5. Step 5: Solve for x
    x = 80,117,404.75/9,479.54
  6. Step 6: Final answer
    x = 8,451.61

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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.