Home / 10,889.94-16,337.64-3,098.75

Finding the Fourth Proportional to 10,889.94, 16,337.64 and 3,098.75

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Solution

The fourth proportional to 10,889.94, 16,337.64 and 3,098.75 is: 4,648.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,889.94 : 16,337.64 = 3,098.75 : x
  2. Step 2: Convert to fraction form
    10,889.94/16,337.64 = 3,098.75/x
  3. Step 3: Cross multiply
    10,889.94x = 16,337.64 × 3,098.75
  4. Step 4: Simplify right side
    10,889.94x = 50,626,261.95
  5. Step 5: Solve for x
    x = 50,626,261.95/10,889.94
  6. Step 6: Final answer
    x = 4,648.90

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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.