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Finding the Fourth Proportional to 6,998.63, 10,497.95 and 2,381.63

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Solution

The fourth proportional to 6,998.63, 10,497.95 and 2,381.63 is: 3,572.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,998.63 : 10,497.95 = 2,381.63 : x
  2. Step 2: Convert to fraction form
    6,998.63/10,497.95 = 2,381.63/x
  3. Step 3: Cross multiply
    6,998.63x = 10,497.95 × 2,381.63
  4. Step 4: Simplify right side
    6,998.63x = 25,002,168.26
  5. Step 5: Solve for x
    x = 25,002,168.26/6,998.63
  6. Step 6: Final answer
    x = 3,572.44

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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.