Home / 11,748.74-17,588.57-7,576.43

Finding the Fourth Proportional to 11,748.74, 17,588.57 and 7,576.43

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Solution

The fourth proportional to 11,748.74, 17,588.57 and 7,576.43 is: 11,342.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,748.74 : 17,588.57 = 7,576.43 : x
  2. Step 2: Convert to fraction form
    11,748.74/17,588.57 = 7,576.43/x
  3. Step 3: Cross multiply
    11,748.74x = 17,588.57 × 7,576.43
  4. Step 4: Simplify right side
    11,748.74x = 133,258,443.58
  5. Step 5: Solve for x
    x = 133,258,443.58/11,748.74
  6. Step 6: Final answer
    x = 11,342.37

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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.