Home / 4,162.12-6,238.54-1,853.32

Finding the Fourth Proportional to 4,162.12, 6,238.54 and 1,853.32

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Solution

The fourth proportional to 4,162.12, 6,238.54 and 1,853.32 is: 2,777.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,162.12 : 6,238.54 = 1,853.32 : x
  2. Step 2: Convert to fraction form
    4,162.12/6,238.54 = 1,853.32/x
  3. Step 3: Cross multiply
    4,162.12x = 6,238.54 × 1,853.32
  4. Step 4: Simplify right side
    4,162.12x = 11,562,010.95
  5. Step 5: Solve for x
    x = 11,562,010.95/4,162.12
  6. Step 6: Final answer
    x = 2,777.91

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1.5x scale

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.