Home / 7,929.72-10,942.65-4,344.66

Finding the Fourth Proportional to 7,929.72, 10,942.65 and 4,344.66

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Solution

The fourth proportional to 7,929.72, 10,942.65 and 4,344.66 is: 5,995.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,929.72 : 10,942.65 = 4,344.66 : x
  2. Step 2: Convert to fraction form
    7,929.72/10,942.65 = 4,344.66/x
  3. Step 3: Cross multiply
    7,929.72x = 10,942.65 × 4,344.66
  4. Step 4: Simplify right side
    7,929.72x = 47,542,093.75
  5. Step 5: Solve for x
    x = 47,542,093.75/7,929.72
  6. Step 6: Final answer
    x = 5,995.43

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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.