Home / 2,057.60-3,083.67-1,084.39

Finding the Fourth Proportional to 2,057.60, 3,083.67 and 1,084.39

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Solution

The fourth proportional to 2,057.60, 3,083.67 and 1,084.39 is: 1,625.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,057.60 : 3,083.67 = 1,084.39 : x
  2. Step 2: Convert to fraction form
    2,057.60/3,083.67 = 1,084.39/x
  3. Step 3: Cross multiply
    2,057.60x = 3,083.67 × 1,084.39
  4. Step 4: Simplify right side
    2,057.60x = 3,343,893.20
  5. Step 5: Solve for x
    x = 3,343,893.20/2,057.60
  6. Step 6: Final answer
    x = 1,625.14

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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.