Home / 3,835.45-5,292.86-2,133.93

Finding the Fourth Proportional to 3,835.45, 5,292.86 and 2,133.93

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Solution

The fourth proportional to 3,835.45, 5,292.86 and 2,133.93 is: 2,944.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,835.45 : 5,292.86 = 2,133.93 : x
  2. Step 2: Convert to fraction form
    3,835.45/5,292.86 = 2,133.93/x
  3. Step 3: Cross multiply
    3,835.45x = 5,292.86 × 2,133.93
  4. Step 4: Simplify right side
    3,835.45x = 11,294,592.74
  5. Step 5: Solve for x
    x = 11,294,592.74/3,835.45
  6. Step 6: Final answer
    x = 2,944.79

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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.