Home / 8,389.00-11,576.82-4,612.23

Finding the Fourth Proportional to 8,389.00, 11,576.82 and 4,612.23

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Solution

The fourth proportional to 8,389.00, 11,576.82 and 4,612.23 is: 6,364.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,389.00 : 11,576.82 = 4,612.23 : x
  2. Step 2: Convert to fraction form
    8,389.00/11,576.82 = 4,612.23/x
  3. Step 3: Cross multiply
    8,389.00x = 11,576.82 × 4,612.23
  4. Step 4: Simplify right side
    8,389.00x = 53,394,924.63
  5. Step 5: Solve for x
    x = 53,394,924.63/8,389.00
  6. Step 6: Final answer
    x = 6,364.88

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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.