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Finding the Fourth Proportional to 2,209.37, 3,313.81 and 565.93

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Solution

The fourth proportional to 2,209.37, 3,313.81 and 565.93 is: 848.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,209.37 : 3,313.81 = 565.93 : x
  2. Step 2: Convert to fraction form
    2,209.37/3,313.81 = 565.93/x
  3. Step 3: Cross multiply
    2,209.37x = 3,313.81 × 565.93
  4. Step 4: Simplify right side
    2,209.37x = 1,875,381.66
  5. Step 5: Solve for x
    x = 1,875,381.66/2,209.37
  6. Step 6: Final answer
    x = 848.83

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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.