Home / 10,110.47-15,170.60-4,106.39

Finding the Fourth Proportional to 10,110.47, 15,170.60 and 4,106.39

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Solution

The fourth proportional to 10,110.47, 15,170.60 and 4,106.39 is: 6,161.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,110.47 : 15,170.60 = 4,106.39 : x
  2. Step 2: Convert to fraction form
    10,110.47/15,170.60 = 4,106.39/x
  3. Step 3: Cross multiply
    10,110.47x = 15,170.60 × 4,106.39
  4. Step 4: Simplify right side
    10,110.47x = 62,296,432.93
  5. Step 5: Solve for x
    x = 62,296,432.93/10,110.47
  6. Step 6: Final answer
    x = 6,161.58

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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.