Home / 3,184.89-4,776.83-845.04

Finding the Fourth Proportional to 3,184.89, 4,776.83 and 845.04

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Solution

The fourth proportional to 3,184.89, 4,776.83 and 845.04 is: 1,267.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,184.89 : 4,776.83 = 845.04 : x
  2. Step 2: Convert to fraction form
    3,184.89/4,776.83 = 845.04/x
  3. Step 3: Cross multiply
    3,184.89x = 4,776.83 × 845.04
  4. Step 4: Simplify right side
    3,184.89x = 4,036,608.20
  5. Step 5: Solve for x
    x = 4,036,608.20/3,184.89
  6. Step 6: Final answer
    x = 1,267.42

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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.