Home / 11,129.37-16,699.02-5,863.11

Finding the Fourth Proportional to 11,129.37, 16,699.02 and 5,863.11

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Solution

The fourth proportional to 11,129.37, 16,699.02 and 5,863.11 is: 8,797.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,129.37 : 16,699.02 = 5,863.11 : x
  2. Step 2: Convert to fraction form
    11,129.37/16,699.02 = 5,863.11/x
  3. Step 3: Cross multiply
    11,129.37x = 16,699.02 × 5,863.11
  4. Step 4: Simplify right side
    11,129.37x = 97,908,191.15
  5. Step 5: Solve for x
    x = 97,908,191.15/11,129.37
  6. Step 6: Final answer
    x = 8,797.28

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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.