Home / 3,787.69-5,228.63-2,546.41

Finding the Fourth Proportional to 3,787.69, 5,228.63 and 2,546.41

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Solution

The fourth proportional to 3,787.69, 5,228.63 and 2,546.41 is: 3,515.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,787.69 : 5,228.63 = 2,546.41 : x
  2. Step 2: Convert to fraction form
    3,787.69/5,228.63 = 2,546.41/x
  3. Step 3: Cross multiply
    3,787.69x = 5,228.63 × 2,546.41
  4. Step 4: Simplify right side
    3,787.69x = 13,314,235.72
  5. Step 5: Solve for x
    x = 13,314,235.72/3,787.69
  6. Step 6: Final answer
    x = 3,515.13

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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.