Home / 1,867.70-2,802.84-1,002.62

Finding the Fourth Proportional to 1,867.70, 2,802.84 and 1,002.62

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Solution

The fourth proportional to 1,867.70, 2,802.84 and 1,002.62 is: 1,504.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,867.70 : 2,802.84 = 1,002.62 : x
  2. Step 2: Convert to fraction form
    1,867.70/2,802.84 = 1,002.62/x
  3. Step 3: Cross multiply
    1,867.70x = 2,802.84 × 1,002.62
  4. Step 4: Simplify right side
    1,867.70x = 2,810,183.44
  5. Step 5: Solve for x
    x = 2,810,183.44/1,867.70
  6. Step 6: Final answer
    x = 1,504.62

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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.