Home / 7,350.50-11,021.62-2,419.72

Finding the Fourth Proportional to 7,350.50, 11,021.62 and 2,419.72

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Solution

The fourth proportional to 7,350.50, 11,021.62 and 2,419.72 is: 3,628.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,350.50 : 11,021.62 = 2,419.72 : x
  2. Step 2: Convert to fraction form
    7,350.50/11,021.62 = 2,419.72/x
  3. Step 3: Cross multiply
    7,350.50x = 11,021.62 × 2,419.72
  4. Step 4: Simplify right side
    7,350.50x = 26,669,267.28
  5. Step 5: Solve for x
    x = 26,669,267.28/7,350.50
  6. Step 6: Final answer
    x = 3,628.23

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1.5x scale

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.