Home / 3,000.52-4,118.69-2,661.54

Finding the Fourth Proportional to 3,000.52, 4,118.69 and 2,661.54

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Solution

The fourth proportional to 3,000.52, 4,118.69 and 2,661.54 is: 3,653.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,000.52 : 4,118.69 = 2,661.54 : x
  2. Step 2: Convert to fraction form
    3,000.52/4,118.69 = 2,661.54/x
  3. Step 3: Cross multiply
    3,000.52x = 4,118.69 × 2,661.54
  4. Step 4: Simplify right side
    3,000.52x = 10,962,058.18
  5. Step 5: Solve for x
    x = 10,962,058.18/3,000.52
  6. Step 6: Final answer
    x = 3,653.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.