Home / 3,369.24-5,054.54-1,421.46

Finding the Fourth Proportional to 3,369.24, 5,054.54 and 1,421.46

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Solution

The fourth proportional to 3,369.24, 5,054.54 and 1,421.46 is: 2,132.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,369.24 : 5,054.54 = 1,421.46 : x
  2. Step 2: Convert to fraction form
    3,369.24/5,054.54 = 1,421.46/x
  3. Step 3: Cross multiply
    3,369.24x = 5,054.54 × 1,421.46
  4. Step 4: Simplify right side
    3,369.24x = 7,184,819.32
  5. Step 5: Solve for x
    x = 7,184,819.32/3,369.24
  6. Step 6: Final answer
    x = 2,132.47

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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.