Home / 3,403.50-5,103.36-1,903.02

Finding the Fourth Proportional to 3,403.50, 5,103.36 and 1,903.02

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Solution

The fourth proportional to 3,403.50, 5,103.36 and 1,903.02 is: 2,853.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,403.50 : 5,103.36 = 1,903.02 : x
  2. Step 2: Convert to fraction form
    3,403.50/5,103.36 = 1,903.02/x
  3. Step 3: Cross multiply
    3,403.50x = 5,103.36 × 1,903.02
  4. Step 4: Simplify right side
    3,403.50x = 9,711,796.15
  5. Step 5: Solve for x
    x = 9,711,796.15/3,403.50
  6. Step 6: Final answer
    x = 2,853.47

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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.