Home / 4,715.21-7,074.87-1,794.35

Finding the Fourth Proportional to 4,715.21, 7,074.87 and 1,794.35

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Solution

The fourth proportional to 4,715.21, 7,074.87 and 1,794.35 is: 2,692.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,715.21 : 7,074.87 = 1,794.35 : x
  2. Step 2: Convert to fraction form
    4,715.21/7,074.87 = 1,794.35/x
  3. Step 3: Cross multiply
    4,715.21x = 7,074.87 × 1,794.35
  4. Step 4: Simplify right side
    4,715.21x = 12,694,784.01
  5. Step 5: Solve for x
    x = 12,694,784.01/4,715.21
  6. Step 6: Final answer
    x = 2,692.31

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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.