Home / 3,941.48-5,904.14-3,157.23

Finding the Fourth Proportional to 3,941.48, 5,904.14 and 3,157.23

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Solution

The fourth proportional to 3,941.48, 5,904.14 and 3,157.23 is: 4,729.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941.48 : 5,904.14 = 3,157.23 : x
  2. Step 2: Convert to fraction form
    3,941.48/5,904.14 = 3,157.23/x
  3. Step 3: Cross multiply
    3,941.48x = 5,904.14 × 3,157.23
  4. Step 4: Simplify right side
    3,941.48x = 18,640,752.05
  5. Step 5: Solve for x
    x = 18,640,752.05/3,941.48
  6. Step 6: Final answer
    x = 4,729.38

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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.