Home / 6,029.20-9,043.80-5,078.80

Finding the Fourth Proportional to 6,029.20, 9,043.80 and 5,078.80

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Solution

The fourth proportional to 6,029.20, 9,043.80 and 5,078.80 is: 7,618.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,029.20 : 9,043.80 = 5,078.80 : x
  2. Step 2: Convert to fraction form
    6,029.20/9,043.80 = 5,078.80/x
  3. Step 3: Cross multiply
    6,029.20x = 9,043.80 × 5,078.80
  4. Step 4: Simplify right side
    6,029.20x = 45,931,651.44
  5. Step 5: Solve for x
    x = 45,931,651.44/6,029.20
  6. Step 6: Final answer
    x = 7,618.20

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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.