Home / 3,918.12-5,873.13-2,941.26

Finding the Fourth Proportional to 3,918.12, 5,873.13 and 2,941.26

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Solution

The fourth proportional to 3,918.12, 5,873.13 and 2,941.26 is: 4,408.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,918.12 : 5,873.13 = 2,941.26 : x
  2. Step 2: Convert to fraction form
    3,918.12/5,873.13 = 2,941.26/x
  3. Step 3: Cross multiply
    3,918.12x = 5,873.13 × 2,941.26
  4. Step 4: Simplify right side
    3,918.12x = 17,274,402.34
  5. Step 5: Solve for x
    x = 17,274,402.34/3,918.12
  6. Step 6: Final answer
    x = 4,408.85

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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.