Home / 8,632.26-12,946.51-3,085.99

Finding the Fourth Proportional to 8,632.26, 12,946.51 and 3,085.99

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Solution

The fourth proportional to 8,632.26, 12,946.51 and 3,085.99 is: 4,628.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,632.26 : 12,946.51 = 3,085.99 : x
  2. Step 2: Convert to fraction form
    8,632.26/12,946.51 = 3,085.99/x
  3. Step 3: Cross multiply
    8,632.26x = 12,946.51 × 3,085.99
  4. Step 4: Simplify right side
    8,632.26x = 39,952,760.31
  5. Step 5: Solve for x
    x = 39,952,760.31/8,632.26
  6. Step 6: Final answer
    x = 4,628.31

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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.