Home / 4,601.77-6,881.46-3,418.05

Finding the Fourth Proportional to 4,601.77, 6,881.46 and 3,418.05

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Solution

The fourth proportional to 4,601.77, 6,881.46 and 3,418.05 is: 5,111.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,601.77 : 6,881.46 = 3,418.05 : x
  2. Step 2: Convert to fraction form
    4,601.77/6,881.46 = 3,418.05/x
  3. Step 3: Cross multiply
    4,601.77x = 6,881.46 × 3,418.05
  4. Step 4: Simplify right side
    4,601.77x = 23,521,174.35
  5. Step 5: Solve for x
    x = 23,521,174.35/4,601.77
  6. Step 6: Final answer
    x = 5,111.33

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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.