Home / 6,765.07-10,140.65-3,249.80

Finding the Fourth Proportional to 6,765.07, 10,140.65 and 3,249.80

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Solution

The fourth proportional to 6,765.07, 10,140.65 and 3,249.80 is: 4,871.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,765.07 : 10,140.65 = 3,249.80 : x
  2. Step 2: Convert to fraction form
    6,765.07/10,140.65 = 3,249.80/x
  3. Step 3: Cross multiply
    6,765.07x = 10,140.65 × 3,249.80
  4. Step 4: Simplify right side
    6,765.07x = 32,955,068.12
  5. Step 5: Solve for x
    x = 32,955,068.12/6,765.07
  6. Step 6: Final answer
    x = 4,871.36

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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.