Home / 4,698.78-7,048.30-2,617.62

Finding the Fourth Proportional to 4,698.78, 7,048.30 and 2,617.62

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Solution

The fourth proportional to 4,698.78, 7,048.30 and 2,617.62 is: 3,926.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,698.78 : 7,048.30 = 2,617.62 : x
  2. Step 2: Convert to fraction form
    4,698.78/7,048.30 = 2,617.62/x
  3. Step 3: Cross multiply
    4,698.78x = 7,048.30 × 2,617.62
  4. Step 4: Simplify right side
    4,698.78x = 18,449,771.05
  5. Step 5: Solve for x
    x = 18,449,771.05/4,698.78
  6. Step 6: Final answer
    x = 3,926.50

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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.