Home / 2,146.48-3,219.93-1,683.41

Finding the Fourth Proportional to 2,146.48, 3,219.93 and 1,683.41

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Solution

The fourth proportional to 2,146.48, 3,219.93 and 1,683.41 is: 2,525.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146.48 : 3,219.93 = 1,683.41 : x
  2. Step 2: Convert to fraction form
    2,146.48/3,219.93 = 1,683.41/x
  3. Step 3: Cross multiply
    2,146.48x = 3,219.93 × 1,683.41
  4. Step 4: Simplify right side
    2,146.48x = 5,420,446.26
  5. Step 5: Solve for x
    x = 5,420,446.26/2,146.48
  6. Step 6: Final answer
    x = 2,525.28

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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.