Home / 3,094.85-4,270.28-1,768.29

Finding the Fourth Proportional to 3,094.85, 4,270.28 and 1,768.29

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Solution

The fourth proportional to 3,094.85, 4,270.28 and 1,768.29 is: 2,439.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,094.85 : 4,270.28 = 1,768.29 : x
  2. Step 2: Convert to fraction form
    3,094.85/4,270.28 = 1,768.29/x
  3. Step 3: Cross multiply
    3,094.85x = 4,270.28 × 1,768.29
  4. Step 4: Simplify right side
    3,094.85x = 7,551,084.58
  5. Step 5: Solve for x
    x = 7,551,084.58/3,094.85
  6. Step 6: Final answer
    x = 2,439.89

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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.