Home / 2,878.08-4,317.16-1,233.60

Finding the Fourth Proportional to 2,878.08, 4,317.16 and 1,233.60

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Solution

The fourth proportional to 2,878.08, 4,317.16 and 1,233.60 is: 1,850.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,878.08 : 4,317.16 = 1,233.60 : x
  2. Step 2: Convert to fraction form
    2,878.08/4,317.16 = 1,233.60/x
  3. Step 3: Cross multiply
    2,878.08x = 4,317.16 × 1,233.60
  4. Step 4: Simplify right side
    2,878.08x = 5,325,648.58
  5. Step 5: Solve for x
    x = 5,325,648.58/2,878.08
  6. Step 6: Final answer
    x = 1,850.42

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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.