Home / 7,925.24-11,887.84-3,247.43

Finding the Fourth Proportional to 7,925.24, 11,887.84 and 3,247.43

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Solution

The fourth proportional to 7,925.24, 11,887.84 and 3,247.43 is: 4,871.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,925.24 : 11,887.84 = 3,247.43 : x
  2. Step 2: Convert to fraction form
    7,925.24/11,887.84 = 3,247.43/x
  3. Step 3: Cross multiply
    7,925.24x = 11,887.84 × 3,247.43
  4. Step 4: Simplify right side
    7,925.24x = 38,604,928.25
  5. Step 5: Solve for x
    x = 38,604,928.25/7,925.24
  6. Step 6: Final answer
    x = 4,871.14

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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.