Home / 8,022.36-12,042.18-3,345.60

Finding the Fourth Proportional to 8,022.36, 12,042.18 and 3,345.60

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Solution

The fourth proportional to 8,022.36, 12,042.18 and 3,345.60 is: 5,022.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,022.36 : 12,042.18 = 3,345.60 : x
  2. Step 2: Convert to fraction form
    8,022.36/12,042.18 = 3,345.60/x
  3. Step 3: Cross multiply
    8,022.36x = 12,042.18 × 3,345.60
  4. Step 4: Simplify right side
    8,022.36x = 40,288,317.41
  5. Step 5: Solve for x
    x = 40,288,317.41/8,022.36
  6. Step 6: Final answer
    x = 5,022.00

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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.