Home / 5,785.19-8,670.92-2,662.60

Finding the Fourth Proportional to 5,785.19, 8,670.92 and 2,662.60

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Solution

The fourth proportional to 5,785.19, 8,670.92 and 2,662.60 is: 3,990.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,785.19 : 8,670.92 = 2,662.60 : x
  2. Step 2: Convert to fraction form
    5,785.19/8,670.92 = 2,662.60/x
  3. Step 3: Cross multiply
    5,785.19x = 8,670.92 × 2,662.60
  4. Step 4: Simplify right side
    5,785.19x = 23,087,191.59
  5. Step 5: Solve for x
    x = 23,087,191.59/5,785.19
  6. Step 6: Final answer
    x = 3,990.74

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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.