Home / 6,132.06-8,460.90-3,478.86

Finding the Fourth Proportional to 6,132.06, 8,460.90 and 3,478.86

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Solution

The fourth proportional to 6,132.06, 8,460.90 and 3,478.86 is: 4,800.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,132.06 : 8,460.90 = 3,478.86 : x
  2. Step 2: Convert to fraction form
    6,132.06/8,460.90 = 3,478.86/x
  3. Step 3: Cross multiply
    6,132.06x = 8,460.90 × 3,478.86
  4. Step 4: Simplify right side
    6,132.06x = 29,434,286.57
  5. Step 5: Solve for x
    x = 29,434,286.57/6,132.06
  6. Step 6: Final answer
    x = 4,800.06

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Half scale
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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.