Home / 7,887.36-11,822.64-5,933.52

Finding the Fourth Proportional to 7,887.36, 11,822.64 and 5,933.52

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Solution

The fourth proportional to 7,887.36, 11,822.64 and 5,933.52 is: 8,893.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,887.36 : 11,822.64 = 5,933.52 : x
  2. Step 2: Convert to fraction form
    7,887.36/11,822.64 = 5,933.52/x
  3. Step 3: Cross multiply
    7,887.36x = 11,822.64 × 5,933.52
  4. Step 4: Simplify right side
    7,887.36x = 70,149,870.89
  5. Step 5: Solve for x
    x = 70,149,870.89/7,887.36
  6. Step 6: Final answer
    x = 8,893.96

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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.