Home / 6,745.15-9,308.36-3,761.18

Finding the Fourth Proportional to 6,745.15, 9,308.36 and 3,761.18

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Solution

The fourth proportional to 6,745.15, 9,308.36 and 3,761.18 is: 5,190.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,745.15 : 9,308.36 = 3,761.18 : x
  2. Step 2: Convert to fraction form
    6,745.15/9,308.36 = 3,761.18/x
  3. Step 3: Cross multiply
    6,745.15x = 9,308.36 × 3,761.18
  4. Step 4: Simplify right side
    6,745.15x = 35,010,417.46
  5. Step 5: Solve for x
    x = 35,010,417.46/6,745.15
  6. Step 6: Final answer
    x = 5,190.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.