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Finding the Fourth Proportional to 2,594.84, 3,892.26 and 2,209.32

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Solution

The fourth proportional to 2,594.84, 3,892.26 and 2,209.32 is: 3,313.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,594.84 : 3,892.26 = 2,209.32 : x
  2. Step 2: Convert to fraction form
    2,594.84/3,892.26 = 2,209.32/x
  3. Step 3: Cross multiply
    2,594.84x = 3,892.26 × 2,209.32
  4. Step 4: Simplify right side
    2,594.84x = 8,599,247.86
  5. Step 5: Solve for x
    x = 8,599,247.86/2,594.84
  6. Step 6: Final answer
    x = 3,313.98

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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.