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Finding the Fourth Proportional to 4,572.05, 6,858.07 and 3,658.97

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Solution

The fourth proportional to 4,572.05, 6,858.07 and 3,658.97 is: 5,488.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,572.05 : 6,858.07 = 3,658.97 : x
  2. Step 2: Convert to fraction form
    4,572.05/6,858.07 = 3,658.97/x
  3. Step 3: Cross multiply
    4,572.05x = 6,858.07 × 3,658.97
  4. Step 4: Simplify right side
    4,572.05x = 25,093,480.39
  5. Step 5: Solve for x
    x = 25,093,480.39/4,572.05
  6. Step 6: Final answer
    x = 5,488.46

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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.