Home / 6,835.44-10,253.17-1,905.21

Finding the Fourth Proportional to 6,835.44, 10,253.17 and 1,905.21

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Solution

The fourth proportional to 6,835.44, 10,253.17 and 1,905.21 is: 2,857.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,835.44 : 10,253.17 = 1,905.21 : x
  2. Step 2: Convert to fraction form
    6,835.44/10,253.17 = 1,905.21/x
  3. Step 3: Cross multiply
    6,835.44x = 10,253.17 × 1,905.21
  4. Step 4: Simplify right side
    6,835.44x = 19,534,442.02
  5. Step 5: Solve for x
    x = 19,534,442.02/6,835.44
  6. Step 6: Final answer
    x = 2,857.82

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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.