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Finding the Fourth Proportional to 4,698.82, 7,044.09 and 1,775.62

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Solution

The fourth proportional to 4,698.82, 7,044.09 and 1,775.62 is: 2,661.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,698.82 : 7,044.09 = 1,775.62 : x
  2. Step 2: Convert to fraction form
    4,698.82/7,044.09 = 1,775.62/x
  3. Step 3: Cross multiply
    4,698.82x = 7,044.09 × 1,775.62
  4. Step 4: Simplify right side
    4,698.82x = 12,507,627.09
  5. Step 5: Solve for x
    x = 12,507,627.09/4,698.82
  6. Step 6: Final answer
    x = 2,661.87

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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.