Home / 10,554.93-15,833.31-2,763.75

Finding the Fourth Proportional to 10,554.93, 15,833.31 and 2,763.75

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Solution

The fourth proportional to 10,554.93, 15,833.31 and 2,763.75 is: 4,145.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,554.93 : 15,833.31 = 2,763.75 : x
  2. Step 2: Convert to fraction form
    10,554.93/15,833.31 = 2,763.75/x
  3. Step 3: Cross multiply
    10,554.93x = 15,833.31 × 2,763.75
  4. Step 4: Simplify right side
    10,554.93x = 43,759,310.51
  5. Step 5: Solve for x
    x = 43,759,310.51/10,554.93
  6. Step 6: Final answer
    x = 4,145.86

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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.