Home / 11,937.72-16,472.79-6,901.14

Finding the Fourth Proportional to 11,937.72, 16,472.79 and 6,901.14

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Solution

The fourth proportional to 11,937.72, 16,472.79 and 6,901.14 is: 9,522.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,937.72 : 16,472.79 = 6,901.14 : x
  2. Step 2: Convert to fraction form
    11,937.72/16,472.79 = 6,901.14/x
  3. Step 3: Cross multiply
    11,937.72x = 16,472.79 × 6,901.14
  4. Step 4: Simplify right side
    11,937.72x = 113,681,029.98
  5. Step 5: Solve for x
    x = 113,681,029.98/11,937.72
  6. Step 6: Final answer
    x = 9,522.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.