Home / 2,901.08-4,351.62-1,361

Finding the Fourth Proportional to 2,901.08, 4,351.62 and 1,361

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Solution

The fourth proportional to 2,901.08, 4,351.62 and 1,361 is: 2,041.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,901.08 : 4,351.62 = 1,361 : x
  2. Step 2: Convert to fraction form
    2,901.08/4,351.62 = 1,361/x
  3. Step 3: Cross multiply
    2,901.08x = 4,351.62 × 1,361
  4. Step 4: Simplify right side
    2,901.08x = 5,922,554.82
  5. Step 5: Solve for x
    x = 5,922,554.82/2,901.08
  6. Step 6: Final answer
    x = 2,041.50

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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.