Home / 3,594.40-5,383.92-2,421.92

Finding the Fourth Proportional to 3,594.40, 5,383.92 and 2,421.92

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Solution

The fourth proportional to 3,594.40, 5,383.92 and 2,421.92 is: 3,627.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,594.40 : 5,383.92 = 2,421.92 : x
  2. Step 2: Convert to fraction form
    3,594.40/5,383.92 = 2,421.92/x
  3. Step 3: Cross multiply
    3,594.40x = 5,383.92 × 2,421.92
  4. Step 4: Simplify right side
    3,594.40x = 13,039,423.53
  5. Step 5: Solve for x
    x = 13,039,423.53/3,594.40
  6. Step 6: Final answer
    x = 3,627.71

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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.