Home / 5,458.56-8,191.40-2,995.10

Finding the Fourth Proportional to 5,458.56, 8,191.40 and 2,995.10

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Solution

The fourth proportional to 5,458.56, 8,191.40 and 2,995.10 is: 4,494.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,458.56 : 8,191.40 = 2,995.10 : x
  2. Step 2: Convert to fraction form
    5,458.56/8,191.40 = 2,995.10/x
  3. Step 3: Cross multiply
    5,458.56x = 8,191.40 × 2,995.10
  4. Step 4: Simplify right side
    5,458.56x = 24,534,062.14
  5. Step 5: Solve for x
    x = 24,534,062.14/5,458.56
  6. Step 6: Final answer
    x = 4,494.60

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.