Home / 10,069.80-15,104.71-3,828.35

Finding the Fourth Proportional to 10,069.80, 15,104.71 and 3,828.35

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Solution

The fourth proportional to 10,069.80, 15,104.71 and 3,828.35 is: 5,742.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,069.80 : 15,104.71 = 3,828.35 : x
  2. Step 2: Convert to fraction form
    10,069.80/15,104.71 = 3,828.35/x
  3. Step 3: Cross multiply
    10,069.80x = 15,104.71 × 3,828.35
  4. Step 4: Simplify right side
    10,069.80x = 57,826,116.53
  5. Step 5: Solve for x
    x = 57,826,116.53/10,069.80
  6. Step 6: Final answer
    x = 5,742.53

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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.