Home / 4,074.90-6,107.55-1,878.99

Finding the Fourth Proportional to 4,074.90, 6,107.55 and 1,878.99

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Solution

The fourth proportional to 4,074.90, 6,107.55 and 1,878.99 is: 2,816.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,074.90 : 6,107.55 = 1,878.99 : x
  2. Step 2: Convert to fraction form
    4,074.90/6,107.55 = 1,878.99/x
  3. Step 3: Cross multiply
    4,074.90x = 6,107.55 × 1,878.99
  4. Step 4: Simplify right side
    4,074.90x = 11,476,025.37
  5. Step 5: Solve for x
    x = 11,476,025.37/4,074.90
  6. Step 6: Final answer
    x = 2,816.27

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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.