Home / 3,538.60-5,307.66-941.56

Finding the Fourth Proportional to 3,538.60, 5,307.66 and 941.56

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Solution

The fourth proportional to 3,538.60, 5,307.66 and 941.56 is: 1,412.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538.60 : 5,307.66 = 941.56 : x
  2. Step 2: Convert to fraction form
    3,538.60/5,307.66 = 941.56/x
  3. Step 3: Cross multiply
    3,538.60x = 5,307.66 × 941.56
  4. Step 4: Simplify right side
    3,538.60x = 4,997,480.35
  5. Step 5: Solve for x
    x = 4,997,480.35/3,538.60
  6. Step 6: Final answer
    x = 1,412.28

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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.