Home / 3,453.41-4,755.16-2,603.90

Finding the Fourth Proportional to 3,453.41, 4,755.16 and 2,603.90

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Solution

The fourth proportional to 3,453.41, 4,755.16 and 2,603.90 is: 3,585.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,453.41 : 4,755.16 = 2,603.90 : x
  2. Step 2: Convert to fraction form
    3,453.41/4,755.16 = 2,603.90/x
  3. Step 3: Cross multiply
    3,453.41x = 4,755.16 × 2,603.90
  4. Step 4: Simplify right side
    3,453.41x = 12,381,961.12
  5. Step 5: Solve for x
    x = 12,381,961.12/3,453.41
  6. Step 6: Final answer
    x = 3,585.43

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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.