Home / 7,932.52-11,889.48-4,420.84

Finding the Fourth Proportional to 7,932.52, 11,889.48 and 4,420.84

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Solution

The fourth proportional to 7,932.52, 11,889.48 and 4,420.84 is: 6,626.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,932.52 : 11,889.48 = 4,420.84 : x
  2. Step 2: Convert to fraction form
    7,932.52/11,889.48 = 4,420.84/x
  3. Step 3: Cross multiply
    7,932.52x = 11,889.48 × 4,420.84
  4. Step 4: Simplify right side
    7,932.52x = 52,561,488.76
  5. Step 5: Solve for x
    x = 52,561,488.76/7,932.52
  6. Step 6: Final answer
    x = 6,626.08

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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.