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Finding the Fourth Proportional to 4,892.71, 7,326.53 and 2,699

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Solution

The fourth proportional to 4,892.71, 7,326.53 and 2,699 is: 4,041.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,892.71 : 7,326.53 = 2,699 : x
  2. Step 2: Convert to fraction form
    4,892.71/7,326.53 = 2,699/x
  3. Step 3: Cross multiply
    4,892.71x = 7,326.53 × 2,699
  4. Step 4: Simplify right side
    4,892.71x = 19,774,290.98
  5. Step 5: Solve for x
    x = 19,774,290.98/4,892.71
  6. Step 6: Final answer
    x = 4,041.59

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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.