Home / 8,589.26-12,873.10-4,640.36

Finding the Fourth Proportional to 8,589.26, 12,873.10 and 4,640.36

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Solution

The fourth proportional to 8,589.26, 12,873.10 and 4,640.36 is: 6,954.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,589.26 : 12,873.10 = 4,640.36 : x
  2. Step 2: Convert to fraction form
    8,589.26/12,873.10 = 4,640.36/x
  3. Step 3: Cross multiply
    8,589.26x = 12,873.10 × 4,640.36
  4. Step 4: Simplify right side
    8,589.26x = 59,735,818.32
  5. Step 5: Solve for x
    x = 59,735,818.32/8,589.26
  6. Step 6: Final answer
    x = 6,954.71

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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.