Home / 10,958.31-16,433.13-4,718.79

Finding the Fourth Proportional to 10,958.31, 16,433.13 and 4,718.79

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Solution

The fourth proportional to 10,958.31, 16,433.13 and 4,718.79 is: 7,076.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,958.31 : 16,433.13 = 4,718.79 : x
  2. Step 2: Convert to fraction form
    10,958.31/16,433.13 = 4,718.79/x
  3. Step 3: Cross multiply
    10,958.31x = 16,433.13 × 4,718.79
  4. Step 4: Simplify right side
    10,958.31x = 77,544,489.51
  5. Step 5: Solve for x
    x = 77,544,489.51/10,958.31
  6. Step 6: Final answer
    x = 7,076.32

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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.