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Finding the Fourth Proportional to 4,958.07, 6,842.10 and 2,719.93

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Solution

The fourth proportional to 4,958.07, 6,842.10 and 2,719.93 is: 3,753.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,958.07 : 6,842.10 = 2,719.93 : x
  2. Step 2: Convert to fraction form
    4,958.07/6,842.10 = 2,719.93/x
  3. Step 3: Cross multiply
    4,958.07x = 6,842.10 × 2,719.93
  4. Step 4: Simplify right side
    4,958.07x = 18,610,019.45
  5. Step 5: Solve for x
    x = 18,610,019.45/4,958.07
  6. Step 6: Final answer
    x = 3,753.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.