Home / 7,716.23-11,570.90-2,449.74

Finding the Fourth Proportional to 7,716.23, 11,570.90 and 2,449.74

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Solution

The fourth proportional to 7,716.23, 11,570.90 and 2,449.74 is: 3,673.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,716.23 : 11,570.90 = 2,449.74 : x
  2. Step 2: Convert to fraction form
    7,716.23/11,570.90 = 2,449.74/x
  3. Step 3: Cross multiply
    7,716.23x = 11,570.90 × 2,449.74
  4. Step 4: Simplify right side
    7,716.23x = 28,345,684.32
  5. Step 5: Solve for x
    x = 28,345,684.32/7,716.23
  6. Step 6: Final answer
    x = 3,673.52

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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.