Home / 10,163.62-14,024.66-5,686.64

Finding the Fourth Proportional to 10,163.62, 14,024.66 and 5,686.64

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Solution

The fourth proportional to 10,163.62, 14,024.66 and 5,686.64 is: 7,846.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,163.62 : 14,024.66 = 5,686.64 : x
  2. Step 2: Convert to fraction form
    10,163.62/14,024.66 = 5,686.64/x
  3. Step 3: Cross multiply
    10,163.62x = 14,024.66 × 5,686.64
  4. Step 4: Simplify right side
    10,163.62x = 79,753,192.54
  5. Step 5: Solve for x
    x = 79,753,192.54/10,163.62
  6. Step 6: Final answer
    x = 7,846.93

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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.