Home / 3,402.87-4,698.92-2,146.17

Finding the Fourth Proportional to 3,402.87, 4,698.92 and 2,146.17

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Solution

The fourth proportional to 3,402.87, 4,698.92 and 2,146.17 is: 2,963.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,402.87 : 4,698.92 = 2,146.17 : x
  2. Step 2: Convert to fraction form
    3,402.87/4,698.92 = 2,146.17/x
  3. Step 3: Cross multiply
    3,402.87x = 4,698.92 × 2,146.17
  4. Step 4: Simplify right side
    3,402.87x = 10,084,670.41
  5. Step 5: Solve for x
    x = 10,084,670.41/3,402.87
  6. Step 6: Final answer
    x = 2,963.58

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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.