Home / 4,160.35-6,238.77-1,237.87

Finding the Fourth Proportional to 4,160.35, 6,238.77 and 1,237.87

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Solution

The fourth proportional to 4,160.35, 6,238.77 and 1,237.87 is: 1,856.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,160.35 : 6,238.77 = 1,237.87 : x
  2. Step 2: Convert to fraction form
    4,160.35/6,238.77 = 1,237.87/x
  3. Step 3: Cross multiply
    4,160.35x = 6,238.77 × 1,237.87
  4. Step 4: Simplify right side
    4,160.35x = 7,722,786.22
  5. Step 5: Solve for x
    x = 7,722,786.22/4,160.35
  6. Step 6: Final answer
    x = 1,856.28

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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.