Home / 9,550.99-13,180.44-5,301.78

Finding the Fourth Proportional to 9,550.99, 13,180.44 and 5,301.78

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Solution

The fourth proportional to 9,550.99, 13,180.44 and 5,301.78 is: 7,316.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,550.99 : 13,180.44 = 5,301.78 : x
  2. Step 2: Convert to fraction form
    9,550.99/13,180.44 = 5,301.78/x
  3. Step 3: Cross multiply
    9,550.99x = 13,180.44 × 5,301.78
  4. Step 4: Simplify right side
    9,550.99x = 69,879,763.64
  5. Step 5: Solve for x
    x = 69,879,763.64/9,550.99
  6. Step 6: Final answer
    x = 7,316.49

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1.5x scale

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.