Home / 11,544.72-15,937.04-6,764

Finding the Fourth Proportional to 11,544.72, 15,937.04 and 6,764

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Solution

The fourth proportional to 11,544.72, 15,937.04 and 6,764 is: 9,337.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,544.72 : 15,937.04 = 6,764 : x
  2. Step 2: Convert to fraction form
    11,544.72/15,937.04 = 6,764/x
  3. Step 3: Cross multiply
    11,544.72x = 15,937.04 × 6,764
  4. Step 4: Simplify right side
    11,544.72x = 107,798,138.56
  5. Step 5: Solve for x
    x = 107,798,138.56/11,544.72
  6. Step 6: Final answer
    x = 9,337.44

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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.