Home / 3,503.34-5,257.08-1,423.19

Finding the Fourth Proportional to 3,503.34, 5,257.08 and 1,423.19

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Solution

The fourth proportional to 3,503.34, 5,257.08 and 1,423.19 is: 2,135.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,503.34 : 5,257.08 = 1,423.19 : x
  2. Step 2: Convert to fraction form
    3,503.34/5,257.08 = 1,423.19/x
  3. Step 3: Cross multiply
    3,503.34x = 5,257.08 × 1,423.19
  4. Step 4: Simplify right side
    3,503.34x = 7,481,797.40
  5. Step 5: Solve for x
    x = 7,481,797.40/3,503.34
  6. Step 6: Final answer
    x = 2,135.62

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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.