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Finding the Fourth Proportional to 5,998.39, 8,945.10 and 5,670.84

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Solution

The fourth proportional to 5,998.39, 8,945.10 and 5,670.84 is: 8,456.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,998.39 : 8,945.10 = 5,670.84 : x
  2. Step 2: Convert to fraction form
    5,998.39/8,945.10 = 5,670.84/x
  3. Step 3: Cross multiply
    5,998.39x = 8,945.10 × 5,670.84
  4. Step 4: Simplify right side
    5,998.39x = 50,726,264.43
  5. Step 5: Solve for x
    x = 50,726,264.43/5,998.39
  6. Step 6: Final answer
    x = 8,456.65

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.