Home / 2,740.09-4,110.26-1,007.77

Finding the Fourth Proportional to 2,740.09, 4,110.26 and 1,007.77

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Solution

The fourth proportional to 2,740.09, 4,110.26 and 1,007.77 is: 1,511.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,740.09 : 4,110.26 = 1,007.77 : x
  2. Step 2: Convert to fraction form
    2,740.09/4,110.26 = 1,007.77/x
  3. Step 3: Cross multiply
    2,740.09x = 4,110.26 × 1,007.77
  4. Step 4: Simplify right side
    2,740.09x = 4,142,196.72
  5. Step 5: Solve for x
    x = 4,142,196.72/2,740.09
  6. Step 6: Final answer
    x = 1,511.70

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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.