Home / 10,369.30-15,554.85-3,350.02

Finding the Fourth Proportional to 10,369.30, 15,554.85 and 3,350.02

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Solution

The fourth proportional to 10,369.30, 15,554.85 and 3,350.02 is: 5,025.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,369.30 : 15,554.85 = 3,350.02 : x
  2. Step 2: Convert to fraction form
    10,369.30/15,554.85 = 3,350.02/x
  3. Step 3: Cross multiply
    10,369.30x = 15,554.85 × 3,350.02
  4. Step 4: Simplify right side
    10,369.30x = 52,109,058.60
  5. Step 5: Solve for x
    x = 52,109,058.60/10,369.30
  6. Step 6: Final answer
    x = 5,025.32

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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.