Home / 2,977.26-4,108.65-1,651.08

Finding the Fourth Proportional to 2,977.26, 4,108.65 and 1,651.08

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Solution

The fourth proportional to 2,977.26, 4,108.65 and 1,651.08 is: 2,278.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,977.26 : 4,108.65 = 1,651.08 : x
  2. Step 2: Convert to fraction form
    2,977.26/4,108.65 = 1,651.08/x
  3. Step 3: Cross multiply
    2,977.26x = 4,108.65 × 1,651.08
  4. Step 4: Simplify right side
    2,977.26x = 6,783,709.84
  5. Step 5: Solve for x
    x = 6,783,709.84/2,977.26
  6. Step 6: Final answer
    x = 2,278.51

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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.