Home / 7,725.07-11,588.51-2,797.03

Finding the Fourth Proportional to 7,725.07, 11,588.51 and 2,797.03

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Solution

The fourth proportional to 7,725.07, 11,588.51 and 2,797.03 is: 4,195.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,725.07 : 11,588.51 = 2,797.03 : x
  2. Step 2: Convert to fraction form
    7,725.07/11,588.51 = 2,797.03/x
  3. Step 3: Cross multiply
    7,725.07x = 11,588.51 × 2,797.03
  4. Step 4: Simplify right side
    7,725.07x = 32,413,410.13
  5. Step 5: Solve for x
    x = 32,413,410.13/7,725.07
  6. Step 6: Final answer
    x = 4,195.87

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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.