Home / 11,965.98-17,937.45-6,125.34

Finding the Fourth Proportional to 11,965.98, 17,937.45 and 6,125.34

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Solution

The fourth proportional to 11,965.98, 17,937.45 and 6,125.34 is: 9,182.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,965.98 : 17,937.45 = 6,125.34 : x
  2. Step 2: Convert to fraction form
    11,965.98/17,937.45 = 6,125.34/x
  3. Step 3: Cross multiply
    11,965.98x = 17,937.45 × 6,125.34
  4. Step 4: Simplify right side
    11,965.98x = 109,872,979.98
  5. Step 5: Solve for x
    x = 109,872,979.98/11,965.98
  6. Step 6: Final answer
    x = 9,182.11

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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.