Home / 2,419.40-3,623.70-1,544.60

Finding the Fourth Proportional to 2,419.40, 3,623.70 and 1,544.60

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Solution

The fourth proportional to 2,419.40, 3,623.70 and 1,544.60 is: 2,313.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,419.40 : 3,623.70 = 1,544.60 : x
  2. Step 2: Convert to fraction form
    2,419.40/3,623.70 = 1,544.60/x
  3. Step 3: Cross multiply
    2,419.40x = 3,623.70 × 1,544.60
  4. Step 4: Simplify right side
    2,419.40x = 5,597,167.02
  5. Step 5: Solve for x
    x = 5,597,167.02/2,419.40
  6. Step 6: Final answer
    x = 2,313.45

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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.