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Finding the Fourth Proportional to 10,298.44, 15,447.68 and 4,141

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Solution

The fourth proportional to 10,298.44, 15,447.68 and 4,141 is: 6,211.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,298.44 : 15,447.68 = 4,141 : x
  2. Step 2: Convert to fraction form
    10,298.44/15,447.68 = 4,141/x
  3. Step 3: Cross multiply
    10,298.44x = 15,447.68 × 4,141
  4. Step 4: Simplify right side
    10,298.44x = 63,968,842.88
  5. Step 5: Solve for x
    x = 63,968,842.88/10,298.44
  6. Step 6: Final answer
    x = 6,211.51

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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.