Home / 3,905.24-5,852.58-1,958.84

Finding the Fourth Proportional to 3,905.24, 5,852.58 and 1,958.84

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Solution

The fourth proportional to 3,905.24, 5,852.58 and 1,958.84 is: 2,935.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,905.24 : 5,852.58 = 1,958.84 : x
  2. Step 2: Convert to fraction form
    3,905.24/5,852.58 = 1,958.84/x
  3. Step 3: Cross multiply
    3,905.24x = 5,852.58 × 1,958.84
  4. Step 4: Simplify right side
    3,905.24x = 11,464,267.81
  5. Step 5: Solve for x
    x = 11,464,267.81/3,905.24
  6. Step 6: Final answer
    x = 2,935.61

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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.