Home / 3,084.84-4,255.29-1,758.27

Finding the Fourth Proportional to 3,084.84, 4,255.29 and 1,758.27

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Solution

The fourth proportional to 3,084.84, 4,255.29 and 1,758.27 is: 2,425.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,084.84 : 4,255.29 = 1,758.27 : x
  2. Step 2: Convert to fraction form
    3,084.84/4,255.29 = 1,758.27/x
  3. Step 3: Cross multiply
    3,084.84x = 4,255.29 × 1,758.27
  4. Step 4: Simplify right side
    3,084.84x = 7,481,948.75
  5. Step 5: Solve for x
    x = 7,481,948.75/3,084.84
  6. Step 6: Final answer
    x = 2,425.39

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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.