Home / 2,712.06-3,745.70-1,826.32

Finding the Fourth Proportional to 2,712.06, 3,745.70 and 1,826.32

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Solution

The fourth proportional to 2,712.06, 3,745.70 and 1,826.32 is: 2,522.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,712.06 : 3,745.70 = 1,826.32 : x
  2. Step 2: Convert to fraction form
    2,712.06/3,745.70 = 1,826.32/x
  3. Step 3: Cross multiply
    2,712.06x = 3,745.70 × 1,826.32
  4. Step 4: Simplify right side
    2,712.06x = 6,840,846.82
  5. Step 5: Solve for x
    x = 6,840,846.82/2,712.06
  6. Step 6: Final answer
    x = 2,522.38

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1.5x scale

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.