Home / 7,784.45-11,676.35-3,623.03

Finding the Fourth Proportional to 7,784.45, 11,676.35 and 3,623.03

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Solution

The fourth proportional to 7,784.45, 11,676.35 and 3,623.03 is: 5,434.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,784.45 : 11,676.35 = 3,623.03 : x
  2. Step 2: Convert to fraction form
    7,784.45/11,676.35 = 3,623.03/x
  3. Step 3: Cross multiply
    7,784.45x = 11,676.35 × 3,623.03
  4. Step 4: Simplify right side
    7,784.45x = 42,303,689.84
  5. Step 5: Solve for x
    x = 42,303,689.84/7,784.45
  6. Step 6: Final answer
    x = 5,434.38

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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.