Home / 10,324.74-15,487.80-2,929.76

Finding the Fourth Proportional to 10,324.74, 15,487.80 and 2,929.76

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Solution

The fourth proportional to 10,324.74, 15,487.80 and 2,929.76 is: 4,394.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,324.74 : 15,487.80 = 2,929.76 : x
  2. Step 2: Convert to fraction form
    10,324.74/15,487.80 = 2,929.76/x
  3. Step 3: Cross multiply
    10,324.74x = 15,487.80 × 2,929.76
  4. Step 4: Simplify right side
    10,324.74x = 45,375,536.93
  5. Step 5: Solve for x
    x = 45,375,536.93/10,324.74
  6. Step 6: Final answer
    x = 4,394.84

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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.