Home / 1,884.65-2,828.68-1,007.89

Finding the Fourth Proportional to 1,884.65, 2,828.68 and 1,007.89

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Solution

The fourth proportional to 1,884.65, 2,828.68 and 1,007.89 is: 1,512.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,884.65 : 2,828.68 = 1,007.89 : x
  2. Step 2: Convert to fraction form
    1,884.65/2,828.68 = 1,007.89/x
  3. Step 3: Cross multiply
    1,884.65x = 2,828.68 × 1,007.89
  4. Step 4: Simplify right side
    1,884.65x = 2,850,998.29
  5. Step 5: Solve for x
    x = 2,850,998.29/1,884.65
  6. Step 6: Final answer
    x = 1,512.75

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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.