Home / 8,399.32-12,599.56-2,853.24

Finding the Fourth Proportional to 8,399.32, 12,599.56 and 2,853.24

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Solution

The fourth proportional to 8,399.32, 12,599.56 and 2,853.24 is: 4,280.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,399.32 : 12,599.56 = 2,853.24 : x
  2. Step 2: Convert to fraction form
    8,399.32/12,599.56 = 2,853.24/x
  3. Step 3: Cross multiply
    8,399.32x = 12,599.56 × 2,853.24
  4. Step 4: Simplify right side
    8,399.32x = 35,949,568.57
  5. Step 5: Solve for x
    x = 35,949,568.57/8,399.32
  6. Step 6: Final answer
    x = 4,280.06

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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.