Home / 6,412.01-8,847.48-3,579.24

Finding the Fourth Proportional to 6,412.01, 8,847.48 and 3,579.24

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Solution

The fourth proportional to 6,412.01, 8,847.48 and 3,579.24 is: 4,938.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,412.01 : 8,847.48 = 3,579.24 : x
  2. Step 2: Convert to fraction form
    6,412.01/8,847.48 = 3,579.24/x
  3. Step 3: Cross multiply
    6,412.01x = 8,847.48 × 3,579.24
  4. Step 4: Simplify right side
    6,412.01x = 31,667,231.02
  5. Step 5: Solve for x
    x = 31,667,231.02/6,412.01
  6. Step 6: Final answer
    x = 4,938.74

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Half scale
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Double scale
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Similar ratio
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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.