Home / 2,945.08-4,415.46-2,539

Finding the Fourth Proportional to 2,945.08, 4,415.46 and 2,539

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Solution

The fourth proportional to 2,945.08, 4,415.46 and 2,539 is: 3,806.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,945.08 : 4,415.46 = 2,539 : x
  2. Step 2: Convert to fraction form
    2,945.08/4,415.46 = 2,539/x
  3. Step 3: Cross multiply
    2,945.08x = 4,415.46 × 2,539
  4. Step 4: Simplify right side
    2,945.08x = 11,210,852.94
  5. Step 5: Solve for x
    x = 11,210,852.94/2,945.08
  6. Step 6: Final answer
    x = 3,806.64

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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.