Home / 10,975.11-16,465.29-3,579.59

Finding the Fourth Proportional to 10,975.11, 16,465.29 and 3,579.59

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Solution

The fourth proportional to 10,975.11, 16,465.29 and 3,579.59 is: 5,370.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,975.11 : 16,465.29 = 3,579.59 : x
  2. Step 2: Convert to fraction form
    10,975.11/16,465.29 = 3,579.59/x
  3. Step 3: Cross multiply
    10,975.11x = 16,465.29 × 3,579.59
  4. Step 4: Simplify right side
    10,975.11x = 58,938,905.10
  5. Step 5: Solve for x
    x = 58,938,905.10/10,975.11
  6. Step 6: Final answer
    x = 5,370.23

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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.