Home / 8,859.26-12,225.62-4,880.74

Finding the Fourth Proportional to 8,859.26, 12,225.62 and 4,880.74

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Solution

The fourth proportional to 8,859.26, 12,225.62 and 4,880.74 is: 6,735.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,859.26 : 12,225.62 = 4,880.74 : x
  2. Step 2: Convert to fraction form
    8,859.26/12,225.62 = 4,880.74/x
  3. Step 3: Cross multiply
    8,859.26x = 12,225.62 × 4,880.74
  4. Step 4: Simplify right side
    8,859.26x = 59,670,048.16
  5. Step 5: Solve for x
    x = 59,670,048.16/8,859.26
  6. Step 6: Final answer
    x = 6,735.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.