Home / 6,660.63-9,191.55-3,676.56

Finding the Fourth Proportional to 6,660.63, 9,191.55 and 3,676.56

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Solution

The fourth proportional to 6,660.63, 9,191.55 and 3,676.56 is: 5,073.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,660.63 : 9,191.55 = 3,676.56 : x
  2. Step 2: Convert to fraction form
    6,660.63/9,191.55 = 3,676.56/x
  3. Step 3: Cross multiply
    6,660.63x = 9,191.55 × 3,676.56
  4. Step 4: Simplify right side
    6,660.63x = 33,793,285.07
  5. Step 5: Solve for x
    x = 33,793,285.07/6,660.63
  6. Step 6: Final answer
    x = 5,073.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.