Home / 7,257.10-10,885.65-6,166.30

Finding the Fourth Proportional to 7,257.10, 10,885.65 and 6,166.30

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Solution

The fourth proportional to 7,257.10, 10,885.65 and 6,166.30 is: 9,249.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,257.10 : 10,885.65 = 6,166.30 : x
  2. Step 2: Convert to fraction form
    7,257.10/10,885.65 = 6,166.30/x
  3. Step 3: Cross multiply
    7,257.10x = 10,885.65 × 6,166.30
  4. Step 4: Simplify right side
    7,257.10x = 67,124,183.60
  5. Step 5: Solve for x
    x = 67,124,183.60/7,257.10
  6. Step 6: Final answer
    x = 9,249.45

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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.