Home / 3,940.84-5,911.26-2,476.36

Finding the Fourth Proportional to 3,940.84, 5,911.26 and 2,476.36

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Solution

The fourth proportional to 3,940.84, 5,911.26 and 2,476.36 is: 3,714.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,940.84 : 5,911.26 = 2,476.36 : x
  2. Step 2: Convert to fraction form
    3,940.84/5,911.26 = 2,476.36/x
  3. Step 3: Cross multiply
    3,940.84x = 5,911.26 × 2,476.36
  4. Step 4: Simplify right side
    3,940.84x = 14,638,407.81
  5. Step 5: Solve for x
    x = 14,638,407.81/3,940.84
  6. Step 6: Final answer
    x = 3,714.54

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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.