Home / 10,999.74-16,497.06-6,558.66

Finding the Fourth Proportional to 10,999.74, 16,497.06 and 6,558.66

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Solution

The fourth proportional to 10,999.74, 16,497.06 and 6,558.66 is: 9,836.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,999.74 : 16,497.06 = 6,558.66 : x
  2. Step 2: Convert to fraction form
    10,999.74/16,497.06 = 6,558.66/x
  3. Step 3: Cross multiply
    10,999.74x = 16,497.06 × 6,558.66
  4. Step 4: Simplify right side
    10,999.74x = 108,198,607.54
  5. Step 5: Solve for x
    x = 108,198,607.54/10,999.74
  6. Step 6: Final answer
    x = 9,836.47

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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.