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Finding the Fourth Proportional to 1,951, 2,926.14 and 563.99

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Solution

The fourth proportional to 1,951, 2,926.14 and 563.99 is: 845.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,951 : 2,926.14 = 563.99 : x
  2. Step 2: Convert to fraction form
    1,951/2,926.14 = 563.99/x
  3. Step 3: Cross multiply
    1,951x = 2,926.14 × 563.99
  4. Step 4: Simplify right side
    1,951x = 1,650,313.70
  5. Step 5: Solve for x
    x = 1,650,313.70/1,951
  6. Step 6: Final answer
    x = 845.88

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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.