Home / 10,357.19-15,538.07-3,783.36

Finding the Fourth Proportional to 10,357.19, 15,538.07 and 3,783.36

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Solution

The fourth proportional to 10,357.19, 15,538.07 and 3,783.36 is: 5,675.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,357.19 : 15,538.07 = 3,783.36 : x
  2. Step 2: Convert to fraction form
    10,357.19/15,538.07 = 3,783.36/x
  3. Step 3: Cross multiply
    10,357.19x = 15,538.07 × 3,783.36
  4. Step 4: Simplify right side
    10,357.19x = 58,786,093.60
  5. Step 5: Solve for x
    x = 58,786,093.60/10,357.19
  6. Step 6: Final answer
    x = 5,675.88

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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.