Home / 4,792.75-7,186.97-1,870.99

Finding the Fourth Proportional to 4,792.75, 7,186.97 and 1,870.99

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Solution

The fourth proportional to 4,792.75, 7,186.97 and 1,870.99 is: 2,805.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,792.75 : 7,186.97 = 1,870.99 : x
  2. Step 2: Convert to fraction form
    4,792.75/7,186.97 = 1,870.99/x
  3. Step 3: Cross multiply
    4,792.75x = 7,186.97 × 1,870.99
  4. Step 4: Simplify right side
    4,792.75x = 13,446,739.65
  5. Step 5: Solve for x
    x = 13,446,739.65/4,792.75
  6. Step 6: Final answer
    x = 2,805.64

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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.