Home / 3,705.04-5,112.20-2,212.41

Finding the Fourth Proportional to 3,705.04, 5,112.20 and 2,212.41

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Solution

The fourth proportional to 3,705.04, 5,112.20 and 2,212.41 is: 3,052.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,705.04 : 5,112.20 = 2,212.41 : x
  2. Step 2: Convert to fraction form
    3,705.04/5,112.20 = 2,212.41/x
  3. Step 3: Cross multiply
    3,705.04x = 5,112.20 × 2,212.41
  4. Step 4: Simplify right side
    3,705.04x = 11,310,271.34
  5. Step 5: Solve for x
    x = 11,310,271.34/3,705.04
  6. Step 6: Final answer
    x = 3,052.68

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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.