Home / 3,946.97-5,914.81-2,898.75

Finding the Fourth Proportional to 3,946.97, 5,914.81 and 2,898.75

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Solution

The fourth proportional to 3,946.97, 5,914.81 and 2,898.75 is: 4,343.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,946.97 : 5,914.81 = 2,898.75 : x
  2. Step 2: Convert to fraction form
    3,946.97/5,914.81 = 2,898.75/x
  3. Step 3: Cross multiply
    3,946.97x = 5,914.81 × 2,898.75
  4. Step 4: Simplify right side
    3,946.97x = 17,145,555.49
  5. Step 5: Solve for x
    x = 17,145,555.49/3,946.97
  6. Step 6: Final answer
    x = 4,343.98

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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.