Home / 4,131.84-6,187.19-2,280.90

Finding the Fourth Proportional to 4,131.84, 6,187.19 and 2,280.90

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Solution

The fourth proportional to 4,131.84, 6,187.19 and 2,280.90 is: 3,415.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,131.84 : 6,187.19 = 2,280.90 : x
  2. Step 2: Convert to fraction form
    4,131.84/6,187.19 = 2,280.90/x
  3. Step 3: Cross multiply
    4,131.84x = 6,187.19 × 2,280.90
  4. Step 4: Simplify right side
    4,131.84x = 14,112,361.67
  5. Step 5: Solve for x
    x = 14,112,361.67/4,131.84
  6. Step 6: Final answer
    x = 3,415.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.