Home / 10,069.45-15,106.35-3,829.58

Finding the Fourth Proportional to 10,069.45, 15,106.35 and 3,829.58

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Solution

The fourth proportional to 10,069.45, 15,106.35 and 3,829.58 is: 5,745.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,069.45 : 15,106.35 = 3,829.58 : x
  2. Step 2: Convert to fraction form
    10,069.45/15,106.35 = 3,829.58/x
  3. Step 3: Cross multiply
    10,069.45x = 15,106.35 × 3,829.58
  4. Step 4: Simplify right side
    10,069.45x = 57,850,900.30
  5. Step 5: Solve for x
    x = 57,850,900.30/10,069.45
  6. Step 6: Final answer
    x = 5,745.19

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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.