Home / 2,977.16-4,108.22-1,650.88

Finding the Fourth Proportional to 2,977.16, 4,108.22 and 1,650.88

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Solution

The fourth proportional to 2,977.16, 4,108.22 and 1,650.88 is: 2,278.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,977.16 : 4,108.22 = 1,650.88 : x
  2. Step 2: Convert to fraction form
    2,977.16/4,108.22 = 1,650.88/x
  3. Step 3: Cross multiply
    2,977.16x = 4,108.22 × 1,650.88
  4. Step 4: Simplify right side
    2,977.16x = 6,782,181.31
  5. Step 5: Solve for x
    x = 6,782,181.31/2,977.16
  6. Step 6: Final answer
    x = 2,278.07

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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.