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Finding the Fourth Proportional to 2,036.91, 3,054.91 and 575.72

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Solution

The fourth proportional to 2,036.91, 3,054.91 and 575.72 is: 863.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,036.91 : 3,054.91 = 575.72 : x
  2. Step 2: Convert to fraction form
    2,036.91/3,054.91 = 575.72/x
  3. Step 3: Cross multiply
    2,036.91x = 3,054.91 × 575.72
  4. Step 4: Simplify right side
    2,036.91x = 1,758,778.98
  5. Step 5: Solve for x
    x = 1,758,778.98/2,036.91
  6. Step 6: Final answer
    x = 863.45

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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.