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Finding the Fourth Proportional to 10,699.59, 16,049.39 and 2,908.41

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Solution

The fourth proportional to 10,699.59, 16,049.39 and 2,908.41 is: 4,362.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,699.59 : 16,049.39 = 2,908.41 : x
  2. Step 2: Convert to fraction form
    10,699.59/16,049.39 = 2,908.41/x
  3. Step 3: Cross multiply
    10,699.59x = 16,049.39 × 2,908.41
  4. Step 4: Simplify right side
    10,699.59x = 46,678,148.00
  5. Step 5: Solve for x
    x = 46,678,148.00/10,699.59
  6. Step 6: Final answer
    x = 4,362.61

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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.