Home / 6,147.22-8,483.18-3,494.76

Finding the Fourth Proportional to 6,147.22, 8,483.18 and 3,494.76

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Solution

The fourth proportional to 6,147.22, 8,483.18 and 3,494.76 is: 4,822.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,147.22 : 8,483.18 = 3,494.76 : x
  2. Step 2: Convert to fraction form
    6,147.22/8,483.18 = 3,494.76/x
  3. Step 3: Cross multiply
    6,147.22x = 8,483.18 × 3,494.76
  4. Step 4: Simplify right side
    6,147.22x = 29,646,678.14
  5. Step 5: Solve for x
    x = 29,646,678.14/6,147.22
  6. Step 6: Final answer
    x = 4,822.78

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Double 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.