Home / 6,110.40-9,165.60-6,067.20

Finding the Fourth Proportional to 6,110.40, 9,165.60 and 6,067.20

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Solution

The fourth proportional to 6,110.40, 9,165.60 and 6,067.20 is: 9,100.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,110.40 : 9,165.60 = 6,067.20 : x
  2. Step 2: Convert to fraction form
    6,110.40/9,165.60 = 6,067.20/x
  3. Step 3: Cross multiply
    6,110.40x = 9,165.60 × 6,067.20
  4. Step 4: Simplify right side
    6,110.40x = 55,609,528.32
  5. Step 5: Solve for x
    x = 55,609,528.32/6,110.40
  6. Step 6: Final answer
    x = 9,100.80

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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.