Home / 3,090.29-4,636.01-1,241.54

Finding the Fourth Proportional to 3,090.29, 4,636.01 and 1,241.54

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Solution

The fourth proportional to 3,090.29, 4,636.01 and 1,241.54 is: 1,862.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,090.29 : 4,636.01 = 1,241.54 : x
  2. Step 2: Convert to fraction form
    3,090.29/4,636.01 = 1,241.54/x
  3. Step 3: Cross multiply
    3,090.29x = 4,636.01 × 1,241.54
  4. Step 4: Simplify right side
    3,090.29x = 5,755,797.24
  5. Step 5: Solve for x
    x = 5,755,797.24/3,090.29
  6. Step 6: Final answer
    x = 1,862.55

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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.