Home / 7,187.54-10,784.75-3,028.59

Finding the Fourth Proportional to 7,187.54, 10,784.75 and 3,028.59

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Solution

The fourth proportional to 7,187.54, 10,784.75 and 3,028.59 is: 4,544.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,187.54 : 10,784.75 = 3,028.59 : x
  2. Step 2: Convert to fraction form
    7,187.54/10,784.75 = 3,028.59/x
  3. Step 3: Cross multiply
    7,187.54x = 10,784.75 × 3,028.59
  4. Step 4: Simplify right side
    7,187.54x = 32,662,570.86
  5. Step 5: Solve for x
    x = 32,662,570.86/7,187.54
  6. Step 6: Final answer
    x = 4,544.34

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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.