Home / 10,864.43-14,993.27-6,148.61

Finding the Fourth Proportional to 10,864.43, 14,993.27 and 6,148.61

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Solution

The fourth proportional to 10,864.43, 14,993.27 and 6,148.61 is: 8,485.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,864.43 : 14,993.27 = 6,148.61 : x
  2. Step 2: Convert to fraction form
    10,864.43/14,993.27 = 6,148.61/x
  3. Step 3: Cross multiply
    10,864.43x = 14,993.27 × 6,148.61
  4. Step 4: Simplify right side
    10,864.43x = 92,187,769.85
  5. Step 5: Solve for x
    x = 92,187,769.85/10,864.43
  6. Step 6: Final answer
    x = 8,485.28

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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.