Home / 7,568.39-11,360.75-5,739.48

Finding the Fourth Proportional to 7,568.39, 11,360.75 and 5,739.48

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Solution

The fourth proportional to 7,568.39, 11,360.75 and 5,739.48 is: 8,615.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,568.39 : 11,360.75 = 5,739.48 : x
  2. Step 2: Convert to fraction form
    7,568.39/11,360.75 = 5,739.48/x
  3. Step 3: Cross multiply
    7,568.39x = 11,360.75 × 5,739.48
  4. Step 4: Simplify right side
    7,568.39x = 65,204,768.71
  5. Step 5: Solve for x
    x = 65,204,768.71/7,568.39
  6. Step 6: Final answer
    x = 8,615.41

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1.5x scale

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.