Home / 2,954.07-4,076.73-2,206.71

Finding the Fourth Proportional to 2,954.07, 4,076.73 and 2,206.71

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Solution

The fourth proportional to 2,954.07, 4,076.73 and 2,206.71 is: 3,045.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,954.07 : 4,076.73 = 2,206.71 : x
  2. Step 2: Convert to fraction form
    2,954.07/4,076.73 = 2,206.71/x
  3. Step 3: Cross multiply
    2,954.07x = 4,076.73 × 2,206.71
  4. Step 4: Simplify right side
    2,954.07x = 8,996,160.86
  5. Step 5: Solve for x
    x = 8,996,160.86/2,954.07
  6. Step 6: Final answer
    x = 3,045.34

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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.