Home / 7,331.24-10,996.70-1,784.61

Finding the Fourth Proportional to 7,331.24, 10,996.70 and 1,784.61

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Solution

The fourth proportional to 7,331.24, 10,996.70 and 1,784.61 is: 2,676.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,331.24 : 10,996.70 = 1,784.61 : x
  2. Step 2: Convert to fraction form
    7,331.24/10,996.70 = 1,784.61/x
  3. Step 3: Cross multiply
    7,331.24x = 10,996.70 × 1,784.61
  4. Step 4: Simplify right side
    7,331.24x = 19,624,820.79
  5. Step 5: Solve for x
    x = 19,624,820.79/7,331.24
  6. Step 6: Final answer
    x = 2,676.88

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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.