Home / 7,324.80-10,107.92-4,340.76

Finding the Fourth Proportional to 7,324.80, 10,107.92 and 4,340.76

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Solution

The fourth proportional to 7,324.80, 10,107.92 and 4,340.76 is: 5,990.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,324.80 : 10,107.92 = 4,340.76 : x
  2. Step 2: Convert to fraction form
    7,324.80/10,107.92 = 4,340.76/x
  3. Step 3: Cross multiply
    7,324.80x = 10,107.92 × 4,340.76
  4. Step 4: Simplify right side
    7,324.80x = 43,876,054.82
  5. Step 5: Solve for x
    x = 43,876,054.82/7,324.80
  6. Step 6: Final answer
    x = 5,990.07

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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.