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Finding the Fourth Proportional to 3,636.93, 5,018.91 and 2,064.92

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Solution

The fourth proportional to 3,636.93, 5,018.91 and 2,064.92 is: 2,849.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,636.93 : 5,018.91 = 2,064.92 : x
  2. Step 2: Convert to fraction form
    3,636.93/5,018.91 = 2,064.92/x
  3. Step 3: Cross multiply
    3,636.93x = 5,018.91 × 2,064.92
  4. Step 4: Simplify right side
    3,636.93x = 10,363,647.64
  5. Step 5: Solve for x
    x = 10,363,647.64/3,636.93
  6. Step 6: Final answer
    x = 2,849.56

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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.