Home / 7,236.21-9,994.14-4,874.25

Finding the Fourth Proportional to 7,236.21, 9,994.14 and 4,874.25

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Solution

The fourth proportional to 7,236.21, 9,994.14 and 4,874.25 is: 6,731.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,236.21 : 9,994.14 = 4,874.25 : x
  2. Step 2: Convert to fraction form
    7,236.21/9,994.14 = 4,874.25/x
  3. Step 3: Cross multiply
    7,236.21x = 9,994.14 × 4,874.25
  4. Step 4: Simplify right side
    7,236.21x = 48,713,936.90
  5. Step 5: Solve for x
    x = 48,713,936.90/7,236.21
  6. Step 6: Final answer
    x = 6,731.97

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.