Home / 5,550.93-7,659.36-3,313.71

Finding the Fourth Proportional to 5,550.93, 7,659.36 and 3,313.71

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Solution

The fourth proportional to 5,550.93, 7,659.36 and 3,313.71 is: 4,572.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,550.93 : 7,659.36 = 3,313.71 : x
  2. Step 2: Convert to fraction form
    5,550.93/7,659.36 = 3,313.71/x
  3. Step 3: Cross multiply
    5,550.93x = 7,659.36 × 3,313.71
  4. Step 4: Simplify right side
    5,550.93x = 25,380,897.83
  5. Step 5: Solve for x
    x = 25,380,897.83/5,550.93
  6. Step 6: Final answer
    x = 4,572.37

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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.