Home / 3,935.58-5,904.18-2,289.12

Finding the Fourth Proportional to 3,935.58, 5,904.18 and 2,289.12

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Solution

The fourth proportional to 3,935.58, 5,904.18 and 2,289.12 is: 3,434.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,935.58 : 5,904.18 = 2,289.12 : x
  2. Step 2: Convert to fraction form
    3,935.58/5,904.18 = 2,289.12/x
  3. Step 3: Cross multiply
    3,935.58x = 5,904.18 × 2,289.12
  4. Step 4: Simplify right side
    3,935.58x = 13,515,376.52
  5. Step 5: Solve for x
    x = 13,515,376.52/3,935.58
  6. Step 6: Final answer
    x = 3,434.15

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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.