Home / 10,203.23-15,290.24-5,811.62

Finding the Fourth Proportional to 10,203.23, 15,290.24 and 5,811.62

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Solution

The fourth proportional to 10,203.23, 15,290.24 and 5,811.62 is: 8,709.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,203.23 : 15,290.24 = 5,811.62 : x
  2. Step 2: Convert to fraction form
    10,203.23/15,290.24 = 5,811.62/x
  3. Step 3: Cross multiply
    10,203.23x = 15,290.24 × 5,811.62
  4. Step 4: Simplify right side
    10,203.23x = 88,860,959.08
  5. Step 5: Solve for x
    x = 88,860,959.08/10,203.23
  6. Step 6: Final answer
    x = 8,709.11

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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.