Home / 10,699.92-16,050.60-2,908.08

Finding the Fourth Proportional to 10,699.92, 16,050.60 and 2,908.08

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Solution

The fourth proportional to 10,699.92, 16,050.60 and 2,908.08 is: 4,362.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,699.92 : 16,050.60 = 2,908.08 : x
  2. Step 2: Convert to fraction form
    10,699.92/16,050.60 = 2,908.08/x
  3. Step 3: Cross multiply
    10,699.92x = 16,050.60 × 2,908.08
  4. Step 4: Simplify right side
    10,699.92x = 46,676,428.85
  5. Step 5: Solve for x
    x = 46,676,428.85/10,699.92
  6. Step 6: Final answer
    x = 4,362.32

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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.