Home / 7,930.42-10,943.56-4,393.37

Finding the Fourth Proportional to 7,930.42, 10,943.56 and 4,393.37

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Solution

The fourth proportional to 7,930.42, 10,943.56 and 4,393.37 is: 6,062.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,930.42 : 10,943.56 = 4,393.37 : x
  2. Step 2: Convert to fraction form
    7,930.42/10,943.56 = 4,393.37/x
  3. Step 3: Cross multiply
    7,930.42x = 10,943.56 × 4,393.37
  4. Step 4: Simplify right side
    7,930.42x = 48,079,108.20
  5. Step 5: Solve for x
    x = 48,079,108.20/7,930.42
  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.