Home / 5,317.08-7,336.26-3,453

Finding the Fourth Proportional to 5,317.08, 7,336.26 and 3,453

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Solution

The fourth proportional to 5,317.08, 7,336.26 and 3,453 is: 4,764.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,317.08 : 7,336.26 = 3,453 : x
  2. Step 2: Convert to fraction form
    5,317.08/7,336.26 = 3,453/x
  3. Step 3: Cross multiply
    5,317.08x = 7,336.26 × 3,453
  4. Step 4: Simplify right side
    5,317.08x = 25,332,105.78
  5. Step 5: Solve for x
    x = 25,332,105.78/5,317.08
  6. Step 6: Final answer
    x = 4,764.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.