Home / 10,801.42-16,174.10-9,251.39

Finding the Fourth Proportional to 10,801.42, 16,174.10 and 9,251.39

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Solution

The fourth proportional to 10,801.42, 16,174.10 and 9,251.39 is: 13,853.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,801.42 : 16,174.10 = 9,251.39 : x
  2. Step 2: Convert to fraction form
    10,801.42/16,174.10 = 9,251.39/x
  3. Step 3: Cross multiply
    10,801.42x = 16,174.10 × 9,251.39
  4. Step 4: Simplify right side
    10,801.42x = 149,632,907.00
  5. Step 5: Solve for x
    x = 149,632,907.00/10,801.42
  6. Step 6: Final answer
    x = 13,853.08

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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.