Home / 5,461.97-8,190.87-1,951.32

Finding the Fourth Proportional to 5,461.97, 8,190.87 and 1,951.32

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Solution

The fourth proportional to 5,461.97, 8,190.87 and 1,951.32 is: 2,926.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,461.97 : 8,190.87 = 1,951.32 : x
  2. Step 2: Convert to fraction form
    5,461.97/8,190.87 = 1,951.32/x
  3. Step 3: Cross multiply
    5,461.97x = 8,190.87 × 1,951.32
  4. Step 4: Simplify right side
    5,461.97x = 15,983,008.45
  5. Step 5: Solve for x
    x = 15,983,008.45/5,461.97
  6. Step 6: Final answer
    x = 2,926.24

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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.