Home / 7,650.93-11,477.67-2,719.53

Finding the Fourth Proportional to 7,650.93, 11,477.67 and 2,719.53

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Solution

The fourth proportional to 7,650.93, 11,477.67 and 2,719.53 is: 4,079.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,650.93 : 11,477.67 = 2,719.53 : x
  2. Step 2: Convert to fraction form
    7,650.93/11,477.67 = 2,719.53/x
  3. Step 3: Cross multiply
    7,650.93x = 11,477.67 × 2,719.53
  4. Step 4: Simplify right side
    7,650.93x = 31,213,867.90
  5. Step 5: Solve for x
    x = 31,213,867.90/7,650.93
  6. Step 6: Final answer
    x = 4,079.75

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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.