Home / 4,025.21-5,555.12-2,256.98

Finding the Fourth Proportional to 4,025.21, 5,555.12 and 2,256.98

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Solution

The fourth proportional to 4,025.21, 5,555.12 and 2,256.98 is: 3,114.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,025.21 : 5,555.12 = 2,256.98 : x
  2. Step 2: Convert to fraction form
    4,025.21/5,555.12 = 2,256.98/x
  3. Step 3: Cross multiply
    4,025.21x = 5,555.12 × 2,256.98
  4. Step 4: Simplify right side
    4,025.21x = 12,537,755.68
  5. Step 5: Solve for x
    x = 12,537,755.68/4,025.21
  6. Step 6: Final answer
    x = 3,114.81

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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.