Home / 11,336.40-17,004.60-3,545.28

Finding the Fourth Proportional to 11,336.40, 17,004.60 and 3,545.28

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Solution

The fourth proportional to 11,336.40, 17,004.60 and 3,545.28 is: 5,317.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,336.40 : 17,004.60 = 3,545.28 : x
  2. Step 2: Convert to fraction form
    11,336.40/17,004.60 = 3,545.28/x
  3. Step 3: Cross multiply
    11,336.40x = 17,004.60 × 3,545.28
  4. Step 4: Simplify right side
    11,336.40x = 60,286,068.29
  5. Step 5: Solve for x
    x = 60,286,068.29/11,336.40
  6. Step 6: Final answer
    x = 5,317.92

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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.