Home / 10,449.22-15,670.11-3,051.76

Finding the Fourth Proportional to 10,449.22, 15,670.11 and 3,051.76

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Solution

The fourth proportional to 10,449.22, 15,670.11 and 3,051.76 is: 4,576.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,449.22 : 15,670.11 = 3,051.76 : x
  2. Step 2: Convert to fraction form
    10,449.22/15,670.11 = 3,051.76/x
  3. Step 3: Cross multiply
    10,449.22x = 15,670.11 × 3,051.76
  4. Step 4: Simplify right side
    10,449.22x = 47,821,414.89
  5. Step 5: Solve for x
    x = 47,821,414.89/10,449.22
  6. Step 6: Final answer
    x = 4,576.55

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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.