Home / 7,929.63-10,942.97-4,393.17

Finding the Fourth Proportional to 7,929.63, 10,942.97 and 4,393.17

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Solution

The fourth proportional to 7,929.63, 10,942.97 and 4,393.17 is: 6,062.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,929.63 : 10,942.97 = 4,393.17 : x
  2. Step 2: Convert to fraction form
    7,929.63/10,942.97 = 4,393.17/x
  3. Step 3: Cross multiply
    7,929.63x = 10,942.97 × 4,393.17
  4. Step 4: Simplify right side
    7,929.63x = 48,074,305.55
  5. Step 5: Solve for x
    x = 48,074,305.55/7,929.63
  6. Step 6: Final answer
    x = 6,062.62

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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.