Home / 11,359.40-17,039.10-3,568.20

Finding the Fourth Proportional to 11,359.40, 17,039.10 and 3,568.20

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Solution

The fourth proportional to 11,359.40, 17,039.10 and 3,568.20 is: 5,352.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,359.40 : 17,039.10 = 3,568.20 : x
  2. Step 2: Convert to fraction form
    11,359.40/17,039.10 = 3,568.20/x
  3. Step 3: Cross multiply
    11,359.40x = 17,039.10 × 3,568.20
  4. Step 4: Simplify right side
    11,359.40x = 60,798,916.62
  5. Step 5: Solve for x
    x = 60,798,916.62/11,359.40
  6. Step 6: Final answer
    x = 5,352.30

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1.5x scale

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.