Home / 4,481.02-6,713.43-1,879.30

Finding the Fourth Proportional to 4,481.02, 6,713.43 and 1,879.30

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Solution

The fourth proportional to 4,481.02, 6,713.43 and 1,879.30 is: 2,815.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,481.02 : 6,713.43 = 1,879.30 : x
  2. Step 2: Convert to fraction form
    4,481.02/6,713.43 = 1,879.30/x
  3. Step 3: Cross multiply
    4,481.02x = 6,713.43 × 1,879.30
  4. Step 4: Simplify right side
    4,481.02x = 12,616,549.00
  5. Step 5: Solve for x
    x = 12,616,549.00/4,481.02
  6. Step 6: Final answer
    x = 2,815.55

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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.