Home / 8,010.90-11,055.60-4,474.80

Finding the Fourth Proportional to 8,010.90, 11,055.60 and 4,474.80

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Solution

The fourth proportional to 8,010.90, 11,055.60 and 4,474.80 is: 6,175.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,010.90 : 11,055.60 = 4,474.80 : x
  2. Step 2: Convert to fraction form
    8,010.90/11,055.60 = 4,474.80/x
  3. Step 3: Cross multiply
    8,010.90x = 11,055.60 × 4,474.80
  4. Step 4: Simplify right side
    8,010.90x = 49,471,598.88
  5. Step 5: Solve for x
    x = 49,471,598.88/8,010.90
  6. Step 6: Final answer
    x = 6,175.54

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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.