Home / 3,946.50-5,911.75-1,835.17

Finding the Fourth Proportional to 3,946.50, 5,911.75 and 1,835.17

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Solution

The fourth proportional to 3,946.50, 5,911.75 and 1,835.17 is: 2,749.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,946.50 : 5,911.75 = 1,835.17 : x
  2. Step 2: Convert to fraction form
    3,946.50/5,911.75 = 1,835.17/x
  3. Step 3: Cross multiply
    3,946.50x = 5,911.75 × 1,835.17
  4. Step 4: Simplify right side
    3,946.50x = 10,849,066.25
  5. Step 5: Solve for x
    x = 10,849,066.25/3,946.50
  6. Step 6: Final answer
    x = 2,749.03

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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.