Home / 3,094.30-4,640.95-1,119.57

Finding the Fourth Proportional to 3,094.30, 4,640.95 and 1,119.57

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Solution

The fourth proportional to 3,094.30, 4,640.95 and 1,119.57 is: 1,679.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,094.30 : 4,640.95 = 1,119.57 : x
  2. Step 2: Convert to fraction form
    3,094.30/4,640.95 = 1,119.57/x
  3. Step 3: Cross multiply
    3,094.30x = 4,640.95 × 1,119.57
  4. Step 4: Simplify right side
    3,094.30x = 5,195,872.20
  5. Step 5: Solve for x
    x = 5,195,872.20/3,094.30
  6. Step 6: Final answer
    x = 1,679.17

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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.