Home / 6,772.20-10,157.10-1,841.22

Finding the Fourth Proportional to 6,772.20, 10,157.10 and 1,841.22

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Solution

The fourth proportional to 6,772.20, 10,157.10 and 1,841.22 is: 2,761.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,772.20 : 10,157.10 = 1,841.22 : x
  2. Step 2: Convert to fraction form
    6,772.20/10,157.10 = 1,841.22/x
  3. Step 3: Cross multiply
    6,772.20x = 10,157.10 × 1,841.22
  4. Step 4: Simplify right side
    6,772.20x = 18,701,455.66
  5. Step 5: Solve for x
    x = 18,701,455.66/6,772.20
  6. Step 6: Final answer
    x = 2,761.50

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Half scale
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Double scale
Find fourth proportional to 6,773.20, 10,158.60 and 1,842.22
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.