Home / 7,240.07-10,859.96-2,309.65

Finding the Fourth Proportional to 7,240.07, 10,859.96 and 2,309.65

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Solution

The fourth proportional to 7,240.07, 10,859.96 and 2,309.65 is: 3,464.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,240.07 : 10,859.96 = 2,309.65 : x
  2. Step 2: Convert to fraction form
    7,240.07/10,859.96 = 2,309.65/x
  3. Step 3: Cross multiply
    7,240.07x = 10,859.96 × 2,309.65
  4. Step 4: Simplify right side
    7,240.07x = 25,082,685.24
  5. Step 5: Solve for x
    x = 25,082,685.24/7,240.07
  6. Step 6: Final answer
    x = 3,464.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.