Home / 7,939.87-10,957.07-4,582.82

Finding the Fourth Proportional to 7,939.87, 10,957.07 and 4,582.82

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Solution

The fourth proportional to 7,939.87, 10,957.07 and 4,582.82 is: 6,324.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,939.87 : 10,957.07 = 4,582.82 : x
  2. Step 2: Convert to fraction form
    7,939.87/10,957.07 = 4,582.82/x
  3. Step 3: Cross multiply
    7,939.87x = 10,957.07 × 4,582.82
  4. Step 4: Simplify right side
    7,939.87x = 50,214,279.54
  5. Step 5: Solve for x
    x = 50,214,279.54/7,939.87
  6. Step 6: Final answer
    x = 6,324.32

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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.