Home / 3,092.58-4,638.16-1,218.34

Finding the Fourth Proportional to 3,092.58, 4,638.16 and 1,218.34

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Solution

The fourth proportional to 3,092.58, 4,638.16 and 1,218.34 is: 1,827.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,092.58 : 4,638.16 = 1,218.34 : x
  2. Step 2: Convert to fraction form
    3,092.58/4,638.16 = 1,218.34/x
  3. Step 3: Cross multiply
    3,092.58x = 4,638.16 × 1,218.34
  4. Step 4: Simplify right side
    3,092.58x = 5,650,863.18
  5. Step 5: Solve for x
    x = 5,650,863.18/3,092.58
  6. Step 6: Final answer
    x = 1,827.23

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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.