Home / 3,415.48-4,735.09-3,295.36

Finding the Fourth Proportional to 3,415.48, 4,735.09 and 3,295.36

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Solution

The fourth proportional to 3,415.48, 4,735.09 and 3,295.36 is: 4,568.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,415.48 : 4,735.09 = 3,295.36 : x
  2. Step 2: Convert to fraction form
    3,415.48/4,735.09 = 3,295.36/x
  3. Step 3: Cross multiply
    3,415.48x = 4,735.09 × 3,295.36
  4. Step 4: Simplify right side
    3,415.48x = 15,603,826.18
  5. Step 5: Solve for x
    x = 15,603,826.18/3,415.48
  6. Step 6: Final answer
    x = 4,568.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.