Home / 10,162.76-14,024.82-6,129.57

Finding the Fourth Proportional to 10,162.76, 14,024.82 and 6,129.57

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Solution

The fourth proportional to 10,162.76, 14,024.82 and 6,129.57 is: 8,458.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,162.76 : 14,024.82 = 6,129.57 : x
  2. Step 2: Convert to fraction form
    10,162.76/14,024.82 = 6,129.57/x
  3. Step 3: Cross multiply
    10,162.76x = 14,024.82 × 6,129.57
  4. Step 4: Simplify right side
    10,162.76x = 85,966,115.93
  5. Step 5: Solve for x
    x = 85,966,115.93/10,162.76
  6. Step 6: Final answer
    x = 8,458.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.