Home / 6,660.99-9,192.40-3,676.94

Finding the Fourth Proportional to 6,660.99, 9,192.40 and 3,676.94

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Solution

The fourth proportional to 6,660.99, 9,192.40 and 3,676.94 is: 5,074.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,660.99 : 9,192.40 = 3,676.94 : x
  2. Step 2: Convert to fraction form
    6,660.99/9,192.40 = 3,676.94/x
  3. Step 3: Cross multiply
    6,660.99x = 9,192.40 × 3,676.94
  4. Step 4: Simplify right side
    6,660.99x = 33,799,848.10
  5. Step 5: Solve for x
    x = 33,799,848.10/6,660.99
  6. Step 6: Final answer
    x = 5,074.30

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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.