Home / 4,909.01-7,364.72-1,622.33

Finding the Fourth Proportional to 4,909.01, 7,364.72 and 1,622.33

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Solution

The fourth proportional to 4,909.01, 7,364.72 and 1,622.33 is: 2,433.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,909.01 : 7,364.72 = 1,622.33 : x
  2. Step 2: Convert to fraction form
    4,909.01/7,364.72 = 1,622.33/x
  3. Step 3: Cross multiply
    4,909.01x = 7,364.72 × 1,622.33
  4. Step 4: Simplify right side
    4,909.01x = 11,948,001.05
  5. Step 5: Solve for x
    x = 11,948,001.05/4,909.01
  6. Step 6: Final answer
    x = 2,433.89

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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.