Home / 4,554.87-6,286.35-2,787.06

Finding the Fourth Proportional to 4,554.87, 6,286.35 and 2,787.06

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Solution

The fourth proportional to 4,554.87, 6,286.35 and 2,787.06 is: 3,846.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,554.87 : 6,286.35 = 2,787.06 : x
  2. Step 2: Convert to fraction form
    4,554.87/6,286.35 = 2,787.06/x
  3. Step 3: Cross multiply
    4,554.87x = 6,286.35 × 2,787.06
  4. Step 4: Simplify right side
    4,554.87x = 17,520,434.63
  5. Step 5: Solve for x
    x = 17,520,434.63/4,554.87
  6. Step 6: Final answer
    x = 3,846.53

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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.