Home / 6,029.40-8,319.60-3,376.80

Finding the Fourth Proportional to 6,029.40, 8,319.60 and 3,376.80

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Solution

The fourth proportional to 6,029.40, 8,319.60 and 3,376.80 is: 4,659.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,029.40 : 8,319.60 = 3,376.80 : x
  2. Step 2: Convert to fraction form
    6,029.40/8,319.60 = 3,376.80/x
  3. Step 3: Cross multiply
    6,029.40x = 8,319.60 × 3,376.80
  4. Step 4: Simplify right side
    6,029.40x = 28,093,625.28
  5. Step 5: Solve for x
    x = 28,093,625.28/6,029.40
  6. Step 6: Final answer
    x = 4,659.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.