Home / 9,392.33-14,073.62-7,628.78

Finding the Fourth Proportional to 9,392.33, 14,073.62 and 7,628.78

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Solution

The fourth proportional to 9,392.33, 14,073.62 and 7,628.78 is: 11,431.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,392.33 : 14,073.62 = 7,628.78 : x
  2. Step 2: Convert to fraction form
    9,392.33/14,073.62 = 7,628.78/x
  3. Step 3: Cross multiply
    9,392.33x = 14,073.62 × 7,628.78
  4. Step 4: Simplify right side
    9,392.33x = 107,364,612.19
  5. Step 5: Solve for x
    x = 107,364,612.19/9,392.33
  6. Step 6: Final answer
    x = 11,431.09

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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.