Home / 2,855.07-4,283.93-1,007.57

Finding the Fourth Proportional to 2,855.07, 4,283.93 and 1,007.57

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Solution

The fourth proportional to 2,855.07, 4,283.93 and 1,007.57 is: 1,511.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,855.07 : 4,283.93 = 1,007.57 : x
  2. Step 2: Convert to fraction form
    2,855.07/4,283.93 = 1,007.57/x
  3. Step 3: Cross multiply
    2,855.07x = 4,283.93 × 1,007.57
  4. Step 4: Simplify right side
    2,855.07x = 4,316,372.58
  5. Step 5: Solve for x
    x = 4,316,372.58/2,855.07
  6. Step 6: Final answer
    x = 1,511.83

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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.