Home / 10,887.39-16,333.29-4,313.82

Finding the Fourth Proportional to 10,887.39, 16,333.29 and 4,313.82

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Solution

The fourth proportional to 10,887.39, 16,333.29 and 4,313.82 is: 6,471.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,887.39 : 16,333.29 = 4,313.82 : x
  2. Step 2: Convert to fraction form
    10,887.39/16,333.29 = 4,313.82/x
  3. Step 3: Cross multiply
    10,887.39x = 16,333.29 × 4,313.82
  4. Step 4: Simplify right side
    10,887.39x = 70,458,873.07
  5. Step 5: Solve for x
    x = 70,458,873.07/10,887.39
  6. Step 6: Final answer
    x = 6,471.60

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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.