Home / 2,866.69-4,300.04-1,892.57

Finding the Fourth Proportional to 2,866.69, 4,300.04 and 1,892.57

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Solution

The fourth proportional to 2,866.69, 4,300.04 and 1,892.57 is: 2,838.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,866.69 : 4,300.04 = 1,892.57 : x
  2. Step 2: Convert to fraction form
    2,866.69/4,300.04 = 1,892.57/x
  3. Step 3: Cross multiply
    2,866.69x = 4,300.04 × 1,892.57
  4. Step 4: Simplify right side
    2,866.69x = 8,138,099.29
  5. Step 5: Solve for x
    x = 8,138,099.29/2,866.69
  6. Step 6: Final answer
    x = 2,838.85

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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.