Home / 7,568.07-11,352.04-1,945.71

Finding the Fourth Proportional to 7,568.07, 11,352.04 and 1,945.71

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Solution

The fourth proportional to 7,568.07, 11,352.04 and 1,945.71 is: 2,918.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,568.07 : 11,352.04 = 1,945.71 : x
  2. Step 2: Convert to fraction form
    7,568.07/11,352.04 = 1,945.71/x
  3. Step 3: Cross multiply
    7,568.07x = 11,352.04 × 1,945.71
  4. Step 4: Simplify right side
    7,568.07x = 22,087,777.75
  5. Step 5: Solve for x
    x = 22,087,777.75/7,568.07
  6. Step 6: Final answer
    x = 2,918.55

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Double scale
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Similar ratio
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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.