Home / 3,109.08-4,666.16-1,794.24

Finding the Fourth Proportional to 3,109.08, 4,666.16 and 1,794.24

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Solution

The fourth proportional to 3,109.08, 4,666.16 and 1,794.24 is: 2,692.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,109.08 : 4,666.16 = 1,794.24 : x
  2. Step 2: Convert to fraction form
    3,109.08/4,666.16 = 1,794.24/x
  3. Step 3: Cross multiply
    3,109.08x = 4,666.16 × 1,794.24
  4. Step 4: Simplify right side
    3,109.08x = 8,372,210.92
  5. Step 5: Solve for x
    x = 8,372,210.92/3,109.08
  6. Step 6: Final answer
    x = 2,692.83

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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.