Home / 4,906.65-7,357.14-1,618.86

Finding the Fourth Proportional to 4,906.65, 7,357.14 and 1,618.86

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Solution

The fourth proportional to 4,906.65, 7,357.14 and 1,618.86 is: 2,427.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,906.65 : 7,357.14 = 1,618.86 : x
  2. Step 2: Convert to fraction form
    4,906.65/7,357.14 = 1,618.86/x
  3. Step 3: Cross multiply
    4,906.65x = 7,357.14 × 1,618.86
  4. Step 4: Simplify right side
    4,906.65x = 11,910,179.66
  5. Step 5: Solve for x
    x = 11,910,179.66/4,906.65
  6. Step 6: Final answer
    x = 2,427.35

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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.