Home / 7,929.58-10,942.72-4,344.49

Finding the Fourth Proportional to 7,929.58, 10,942.72 and 4,344.49

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Solution

The fourth proportional to 7,929.58, 10,942.72 and 4,344.49 is: 5,995.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,929.58 : 10,942.72 = 4,344.49 : x
  2. Step 2: Convert to fraction form
    7,929.58/10,942.72 = 4,344.49/x
  3. Step 3: Cross multiply
    7,929.58x = 10,942.72 × 4,344.49
  4. Step 4: Simplify right side
    7,929.58x = 47,540,537.61
  5. Step 5: Solve for x
    x = 47,540,537.61/7,929.58
  6. Step 6: Final answer
    x = 5,995.34

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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.