Home / 4,884.24-6,739.88-2,788.08

Finding the Fourth Proportional to 4,884.24, 6,739.88 and 2,788.08

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Solution

The fourth proportional to 4,884.24, 6,739.88 and 2,788.08 is: 3,847.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,884.24 : 6,739.88 = 2,788.08 : x
  2. Step 2: Convert to fraction form
    4,884.24/6,739.88 = 2,788.08/x
  3. Step 3: Cross multiply
    4,884.24x = 6,739.88 × 2,788.08
  4. Step 4: Simplify right side
    4,884.24x = 18,791,324.63
  5. Step 5: Solve for x
    x = 18,791,324.63/4,884.24
  6. Step 6: Final answer
    x = 3,847.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.