Home / 4,053.44-6,078.07-1,279.60

Finding the Fourth Proportional to 4,053.44, 6,078.07 and 1,279.60

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Solution

The fourth proportional to 4,053.44, 6,078.07 and 1,279.60 is: 1,918.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,053.44 : 6,078.07 = 1,279.60 : x
  2. Step 2: Convert to fraction form
    4,053.44/6,078.07 = 1,279.60/x
  3. Step 3: Cross multiply
    4,053.44x = 6,078.07 × 1,279.60
  4. Step 4: Simplify right side
    4,053.44x = 7,777,484.78
  5. Step 5: Solve for x
    x = 7,777,484.78/4,053.44
  6. Step 6: Final answer
    x = 1,918.74

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1.5x scale

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.