Home / 10,840.28-16,260.36-3,818.66

Finding the Fourth Proportional to 10,840.28, 16,260.36 and 3,818.66

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Solution

The fourth proportional to 10,840.28, 16,260.36 and 3,818.66 is: 5,727.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,840.28 : 16,260.36 = 3,818.66 : x
  2. Step 2: Convert to fraction form
    10,840.28/16,260.36 = 3,818.66/x
  3. Step 3: Cross multiply
    10,840.28x = 16,260.36 × 3,818.66
  4. Step 4: Simplify right side
    10,840.28x = 62,092,786.32
  5. Step 5: Solve for x
    x = 62,092,786.32/10,840.28
  6. Step 6: Final answer
    x = 5,727.97

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1.5x scale

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.