Home / 11,359.40-17,041.79-3,568.21

Finding the Fourth Proportional to 11,359.40, 17,041.79 and 3,568.21

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Solution

The fourth proportional to 11,359.40, 17,041.79 and 3,568.21 is: 5,353.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,359.40 : 17,041.79 = 3,568.21 : x
  2. Step 2: Convert to fraction form
    11,359.40/17,041.79 = 3,568.21/x
  3. Step 3: Cross multiply
    11,359.40x = 17,041.79 × 3,568.21
  4. Step 4: Simplify right side
    11,359.40x = 60,808,651.81
  5. Step 5: Solve for x
    x = 60,808,651.81/11,359.40
  6. Step 6: Final answer
    x = 5,353.16

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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.