Home / 4,904.83-7,357.82-1,786.30

Finding the Fourth Proportional to 4,904.83, 7,357.82 and 1,786.30

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Solution

The fourth proportional to 4,904.83, 7,357.82 and 1,786.30 is: 2,679.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,904.83 : 7,357.82 = 1,786.30 : x
  2. Step 2: Convert to fraction form
    4,904.83/7,357.82 = 1,786.30/x
  3. Step 3: Cross multiply
    4,904.83x = 7,357.82 × 1,786.30
  4. Step 4: Simplify right side
    4,904.83x = 13,143,246.54
  5. Step 5: Solve for x
    x = 13,143,246.54/4,904.83
  6. Step 6: Final answer
    x = 2,679.66

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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.