Home / 4,279.72-6,418.62-1,201

Finding the Fourth Proportional to 4,279.72, 6,418.62 and 1,201

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Solution

The fourth proportional to 4,279.72, 6,418.62 and 1,201 is: 1,801.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,279.72 : 6,418.62 = 1,201 : x
  2. Step 2: Convert to fraction form
    4,279.72/6,418.62 = 1,201/x
  3. Step 3: Cross multiply
    4,279.72x = 6,418.62 × 1,201
  4. Step 4: Simplify right side
    4,279.72x = 7,708,762.62
  5. Step 5: Solve for x
    x = 7,708,762.62/4,279.72
  6. Step 6: Final answer
    x = 1,801.23

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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.