Home / 4,030-5,558.56-3,894.52

Finding the Fourth Proportional to 4,030, 5,558.56 and 3,894.52

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Solution

The fourth proportional to 4,030, 5,558.56 and 3,894.52 is: 5,371.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,030 : 5,558.56 = 3,894.52 : x
  2. Step 2: Convert to fraction form
    4,030/5,558.56 = 3,894.52/x
  3. Step 3: Cross multiply
    4,030x = 5,558.56 × 3,894.52
  4. Step 4: Simplify right side
    4,030x = 21,647,923.09
  5. Step 5: Solve for x
    x = 21,647,923.09/4,030
  6. Step 6: Final answer
    x = 5,371.69

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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.