Home / 2,804.31-4,198.52-1,485.07

Finding the Fourth Proportional to 2,804.31, 4,198.52 and 1,485.07

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Solution

The fourth proportional to 2,804.31, 4,198.52 and 1,485.07 is: 2,223.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,804.31 : 4,198.52 = 1,485.07 : x
  2. Step 2: Convert to fraction form
    2,804.31/4,198.52 = 1,485.07/x
  3. Step 3: Cross multiply
    2,804.31x = 4,198.52 × 1,485.07
  4. Step 4: Simplify right side
    2,804.31x = 6,235,089.31
  5. Step 5: Solve for x
    x = 6,235,089.31/2,804.31
  6. Step 6: Final answer
    x = 2,223.40

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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.