Home / 8,099.02-12,119.61-5,880.43

Finding the Fourth Proportional to 8,099.02, 12,119.61 and 5,880.43

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Solution

The fourth proportional to 8,099.02, 12,119.61 and 5,880.43 is: 8,799.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,099.02 : 12,119.61 = 5,880.43 : x
  2. Step 2: Convert to fraction form
    8,099.02/12,119.61 = 5,880.43/x
  3. Step 3: Cross multiply
    8,099.02x = 12,119.61 × 5,880.43
  4. Step 4: Simplify right side
    8,099.02x = 71,268,518.23
  5. Step 5: Solve for x
    x = 71,268,518.23/8,099.02
  6. Step 6: Final answer
    x = 8,799.65

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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.