Home / 3,092.46-4,638.69-1,142.39

Finding the Fourth Proportional to 3,092.46, 4,638.69 and 1,142.39

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Solution

The fourth proportional to 3,092.46, 4,638.69 and 1,142.39 is: 1,713.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,092.46 : 4,638.69 = 1,142.39 : x
  2. Step 2: Convert to fraction form
    3,092.46/4,638.69 = 1,142.39/x
  3. Step 3: Cross multiply
    3,092.46x = 4,638.69 × 1,142.39
  4. Step 4: Simplify right side
    3,092.46x = 5,299,193.07
  5. Step 5: Solve for x
    x = 5,299,193.07/3,092.46
  6. Step 6: Final answer
    x = 1,713.59

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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.