Home / 6,406.18-9,609.09-2,507.74

Finding the Fourth Proportional to 6,406.18, 9,609.09 and 2,507.74

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Solution

The fourth proportional to 6,406.18, 9,609.09 and 2,507.74 is: 3,761.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,406.18 : 9,609.09 = 2,507.74 : x
  2. Step 2: Convert to fraction form
    6,406.18/9,609.09 = 2,507.74/x
  3. Step 3: Cross multiply
    6,406.18x = 9,609.09 × 2,507.74
  4. Step 4: Simplify right side
    6,406.18x = 24,097,099.36
  5. Step 5: Solve for x
    x = 24,097,099.36/6,406.18
  6. Step 6: Final answer
    x = 3,761.54

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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.