Home / 2,977.15-4,108.12-1,650.52

Finding the Fourth Proportional to 2,977.15, 4,108.12 and 1,650.52

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Solution

The fourth proportional to 2,977.15, 4,108.12 and 1,650.52 is: 2,277.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,977.15 : 4,108.12 = 1,650.52 : x
  2. Step 2: Convert to fraction form
    2,977.15/4,108.12 = 1,650.52/x
  3. Step 3: Cross multiply
    2,977.15x = 4,108.12 × 1,650.52
  4. Step 4: Simplify right side
    2,977.15x = 6,780,534.22
  5. Step 5: Solve for x
    x = 6,780,534.22/2,977.15
  6. Step 6: Final answer
    x = 2,277.53

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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.