Home / 9,913.64-13,676.10-5,933.98

Finding the Fourth Proportional to 9,913.64, 13,676.10 and 5,933.98

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Solution

The fourth proportional to 9,913.64, 13,676.10 and 5,933.98 is: 8,186.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,913.64 : 13,676.10 = 5,933.98 : x
  2. Step 2: Convert to fraction form
    9,913.64/13,676.10 = 5,933.98/x
  3. Step 3: Cross multiply
    9,913.64x = 13,676.10 × 5,933.98
  4. Step 4: Simplify right side
    9,913.64x = 81,153,720.97
  5. Step 5: Solve for x
    x = 81,153,720.97/9,913.64
  6. Step 6: Final answer
    x = 8,186.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.