Home / 8,586.93-12,880.26-6,261.69

Finding the Fourth Proportional to 8,586.93, 12,880.26 and 6,261.69

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Solution

The fourth proportional to 8,586.93, 12,880.26 and 6,261.69 is: 9,392.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,586.93 : 12,880.26 = 6,261.69 : x
  2. Step 2: Convert to fraction form
    8,586.93/12,880.26 = 6,261.69/x
  3. Step 3: Cross multiply
    8,586.93x = 12,880.26 × 6,261.69
  4. Step 4: Simplify right side
    8,586.93x = 80,652,195.24
  5. Step 5: Solve for x
    x = 80,652,195.24/8,586.93
  6. Step 6: Final answer
    x = 9,392.44

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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.