Home / 3,394.10-5,090.07-1,085.06

Finding the Fourth Proportional to 3,394.10, 5,090.07 and 1,085.06

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Solution

The fourth proportional to 3,394.10, 5,090.07 and 1,085.06 is: 1,627.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,394.10 : 5,090.07 = 1,085.06 : x
  2. Step 2: Convert to fraction form
    3,394.10/5,090.07 = 1,085.06/x
  3. Step 3: Cross multiply
    3,394.10x = 5,090.07 × 1,085.06
  4. Step 4: Simplify right side
    3,394.10x = 5,523,048.15
  5. Step 5: Solve for x
    x = 5,523,048.15/3,394.10
  6. Step 6: Final answer
    x = 1,627.25

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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.