Home / 2,683.39-3,703.31-1,636.06

Finding the Fourth Proportional to 2,683.39, 3,703.31 and 1,636.06

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Solution

The fourth proportional to 2,683.39, 3,703.31 and 1,636.06 is: 2,257.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,683.39 : 3,703.31 = 1,636.06 : x
  2. Step 2: Convert to fraction form
    2,683.39/3,703.31 = 1,636.06/x
  3. Step 3: Cross multiply
    2,683.39x = 3,703.31 × 1,636.06
  4. Step 4: Simplify right side
    2,683.39x = 6,058,829.18
  5. Step 5: Solve for x
    x = 6,058,829.18/2,683.39
  6. Step 6: Final answer
    x = 2,257.90

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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.