Home / 3,038.46-4,194.49-2,142.93

Finding the Fourth Proportional to 3,038.46, 4,194.49 and 2,142.93

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Solution

The fourth proportional to 3,038.46, 4,194.49 and 2,142.93 is: 2,958.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038.46 : 4,194.49 = 2,142.93 : x
  2. Step 2: Convert to fraction form
    3,038.46/4,194.49 = 2,142.93/x
  3. Step 3: Cross multiply
    3,038.46x = 4,194.49 × 2,142.93
  4. Step 4: Simplify right side
    3,038.46x = 8,988,498.46
  5. Step 5: Solve for x
    x = 8,988,498.46/3,038.46
  6. Step 6: Final answer
    x = 2,958.24

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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.