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Finding the Fourth Proportional to 2,026.46, 3,039.70 and 565.74

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Solution

The fourth proportional to 2,026.46, 3,039.70 and 565.74 is: 848.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,026.46 : 3,039.70 = 565.74 : x
  2. Step 2: Convert to fraction form
    2,026.46/3,039.70 = 565.74/x
  3. Step 3: Cross multiply
    2,026.46x = 3,039.70 × 565.74
  4. Step 4: Simplify right side
    2,026.46x = 1,719,679.88
  5. Step 5: Solve for x
    x = 1,719,679.88/2,026.46
  6. Step 6: Final answer
    x = 848.61

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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.