Home / 4,775.09-7,164.78-2,581.25

Finding the Fourth Proportional to 4,775.09, 7,164.78 and 2,581.25

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Solution

The fourth proportional to 4,775.09, 7,164.78 and 2,581.25 is: 3,873.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,775.09 : 7,164.78 = 2,581.25 : x
  2. Step 2: Convert to fraction form
    4,775.09/7,164.78 = 2,581.25/x
  3. Step 3: Cross multiply
    4,775.09x = 7,164.78 × 2,581.25
  4. Step 4: Simplify right side
    4,775.09x = 18,494,070.46
  5. Step 5: Solve for x
    x = 18,494,070.46/4,775.09
  6. Step 6: Final answer
    x = 3,873.03

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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.