Home / 3,259.19-4,890.00-1,505.03

Finding the Fourth Proportional to 3,259.19, 4,890.00 and 1,505.03

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Solution

The fourth proportional to 3,259.19, 4,890.00 and 1,505.03 is: 2,258.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,259.19 : 4,890.00 = 1,505.03 : x
  2. Step 2: Convert to fraction form
    3,259.19/4,890.00 = 1,505.03/x
  3. Step 3: Cross multiply
    3,259.19x = 4,890.00 × 1,505.03
  4. Step 4: Simplify right side
    3,259.19x = 7,359,592.70
  5. Step 5: Solve for x
    x = 7,359,592.70/3,259.19
  6. Step 6: Final answer
    x = 2,258.11

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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.