Home / 7,724.96-11,589.28-2,530.72

Finding the Fourth Proportional to 7,724.96, 11,589.28 and 2,530.72

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Solution

The fourth proportional to 7,724.96, 11,589.28 and 2,530.72 is: 3,796.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,724.96 : 11,589.28 = 2,530.72 : x
  2. Step 2: Convert to fraction form
    7,724.96/11,589.28 = 2,530.72/x
  3. Step 3: Cross multiply
    7,724.96x = 11,589.28 × 2,530.72
  4. Step 4: Simplify right side
    7,724.96x = 29,329,222.68
  5. Step 5: Solve for x
    x = 29,329,222.68/7,724.96
  6. Step 6: Final answer
    x = 3,796.68

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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.