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Finding the Fourth Proportional to 8,469.51, 12,708.72 and 6,020.07

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Solution

The fourth proportional to 8,469.51, 12,708.72 and 6,020.07 is: 9,033.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,469.51 : 12,708.72 = 6,020.07 : x
  2. Step 2: Convert to fraction form
    8,469.51/12,708.72 = 6,020.07/x
  3. Step 3: Cross multiply
    8,469.51x = 12,708.72 × 6,020.07
  4. Step 4: Simplify right side
    8,469.51x = 76,507,384.01
  5. Step 5: Solve for x
    x = 76,507,384.01/8,469.51
  6. Step 6: Final answer
    x = 9,033.27

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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.