Home / 4,969.28-6,858.60-3,788.24

Finding the Fourth Proportional to 4,969.28, 6,858.60 and 3,788.24

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Solution

The fourth proportional to 4,969.28, 6,858.60 and 3,788.24 is: 5,228.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,969.28 : 6,858.60 = 3,788.24 : x
  2. Step 2: Convert to fraction form
    4,969.28/6,858.60 = 3,788.24/x
  3. Step 3: Cross multiply
    4,969.28x = 6,858.60 × 3,788.24
  4. Step 4: Simplify right side
    4,969.28x = 25,982,022.86
  5. Step 5: Solve for x
    x = 25,982,022.86/4,969.28
  6. Step 6: Final answer
    x = 5,228.53

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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.