Home / 2,174.16-3,261.73-941.77

Finding the Fourth Proportional to 2,174.16, 3,261.73 and 941.77

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Solution

The fourth proportional to 2,174.16, 3,261.73 and 941.77 is: 1,412.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,174.16 : 3,261.73 = 941.77 : x
  2. Step 2: Convert to fraction form
    2,174.16/3,261.73 = 941.77/x
  3. Step 3: Cross multiply
    2,174.16x = 3,261.73 × 941.77
  4. Step 4: Simplify right side
    2,174.16x = 3,071,788.95
  5. Step 5: Solve for x
    x = 3,071,788.95/2,174.16
  6. Step 6: Final answer
    x = 1,412.86

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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.