Home / 10,699.61-16,049.43-2,908.41

Finding the Fourth Proportional to 10,699.61, 16,049.43 and 2,908.41

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Solution

The fourth proportional to 10,699.61, 16,049.43 and 2,908.41 is: 4,362.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,699.61 : 16,049.43 = 2,908.41 : x
  2. Step 2: Convert to fraction form
    10,699.61/16,049.43 = 2,908.41/x
  3. Step 3: Cross multiply
    10,699.61x = 16,049.43 × 2,908.41
  4. Step 4: Simplify right side
    10,699.61x = 46,678,322.71
  5. Step 5: Solve for x
    x = 46,678,322.71/10,699.61
  6. Step 6: Final answer
    x = 4,362.62

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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.