Home / 8,712.07-13,069.67-3,173.19

Finding the Fourth Proportional to 8,712.07, 13,069.67 and 3,173.19

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Solution

The fourth proportional to 8,712.07, 13,069.67 and 3,173.19 is: 4,760.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,712.07 : 13,069.67 = 3,173.19 : x
  2. Step 2: Convert to fraction form
    8,712.07/13,069.67 = 3,173.19/x
  3. Step 3: Cross multiply
    8,712.07x = 13,069.67 × 3,173.19
  4. Step 4: Simplify right side
    8,712.07x = 41,472,546.15
  5. Step 5: Solve for x
    x = 41,472,546.15/8,712.07
  6. Step 6: Final answer
    x = 4,760.36

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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.