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Finding the Fourth Proportional to 6,593.99, 9,891.01 and 1,663.63

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Solution

The fourth proportional to 6,593.99, 9,891.01 and 1,663.63 is: 2,495.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,593.99 : 9,891.01 = 1,663.63 : x
  2. Step 2: Convert to fraction form
    6,593.99/9,891.01 = 1,663.63/x
  3. Step 3: Cross multiply
    6,593.99x = 9,891.01 × 1,663.63
  4. Step 4: Simplify right side
    6,593.99x = 16,455,020.02
  5. Step 5: Solve for x
    x = 16,455,020.02/6,593.99
  6. Step 6: Final answer
    x = 2,495.46

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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.