Home / 4,025.90-5,558.32-3,605.51

Finding the Fourth Proportional to 4,025.90, 5,558.32 and 3,605.51

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Solution

The fourth proportional to 4,025.90, 5,558.32 and 3,605.51 is: 4,977.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,025.90 : 5,558.32 = 3,605.51 : x
  2. Step 2: Convert to fraction form
    4,025.90/5,558.32 = 3,605.51/x
  3. Step 3: Cross multiply
    4,025.90x = 5,558.32 × 3,605.51
  4. Step 4: Simplify right side
    4,025.90x = 20,040,596.75
  5. Step 5: Solve for x
    x = 20,040,596.75/4,025.90
  6. Step 6: Final answer
    x = 4,977.91

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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.