Home / 10,498-15,747.06-2,706.28

Finding the Fourth Proportional to 10,498, 15,747.06 and 2,706.28

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Solution

The fourth proportional to 10,498, 15,747.06 and 2,706.28 is: 4,059.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,498 : 15,747.06 = 2,706.28 : x
  2. Step 2: Convert to fraction form
    10,498/15,747.06 = 2,706.28/x
  3. Step 3: Cross multiply
    10,498x = 15,747.06 × 2,706.28
  4. Step 4: Simplify right side
    10,498x = 42,615,953.54
  5. Step 5: Solve for x
    x = 42,615,953.54/10,498
  6. Step 6: Final answer
    x = 4,059.44

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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.