Home / 4,074.08-6,107.44-3,385.20

Finding the Fourth Proportional to 4,074.08, 6,107.44 and 3,385.20

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Solution

The fourth proportional to 4,074.08, 6,107.44 and 3,385.20 is: 5,074.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,074.08 : 6,107.44 = 3,385.20 : x
  2. Step 2: Convert to fraction form
    4,074.08/6,107.44 = 3,385.20/x
  3. Step 3: Cross multiply
    4,074.08x = 6,107.44 × 3,385.20
  4. Step 4: Simplify right side
    4,074.08x = 20,674,905.89
  5. Step 5: Solve for x
    x = 20,674,905.89/4,074.08
  6. Step 6: Final answer
    x = 5,074.74

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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.