Home / 10,699.74-16,049.79-2,908.35

Finding the Fourth Proportional to 10,699.74, 16,049.79 and 2,908.35

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Solution

The fourth proportional to 10,699.74, 16,049.79 and 2,908.35 is: 4,362.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,699.74 : 16,049.79 = 2,908.35 : x
  2. Step 2: Convert to fraction form
    10,699.74/16,049.79 = 2,908.35/x
  3. Step 3: Cross multiply
    10,699.74x = 16,049.79 × 2,908.35
  4. Step 4: Simplify right side
    10,699.74x = 46,678,406.75
  5. Step 5: Solve for x
    x = 46,678,406.75/10,699.74
  6. Step 6: Final answer
    x = 4,362.57

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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.