Home / 6,635.12-9,156.68-3,803.03

Finding the Fourth Proportional to 6,635.12, 9,156.68 and 3,803.03

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Solution

The fourth proportional to 6,635.12, 9,156.68 and 3,803.03 is: 5,248.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,635.12 : 9,156.68 = 3,803.03 : x
  2. Step 2: Convert to fraction form
    6,635.12/9,156.68 = 3,803.03/x
  3. Step 3: Cross multiply
    6,635.12x = 9,156.68 × 3,803.03
  4. Step 4: Simplify right side
    6,635.12x = 34,823,063.94
  5. Step 5: Solve for x
    x = 34,823,063.94/6,635.12
  6. Step 6: Final answer
    x = 5,248.30

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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.