Home / 9,882.13-13,635.49-6,697.99

Finding the Fourth Proportional to 9,882.13, 13,635.49 and 6,697.99

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Solution

The fourth proportional to 9,882.13, 13,635.49 and 6,697.99 is: 9,241.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,882.13 : 13,635.49 = 6,697.99 : x
  2. Step 2: Convert to fraction form
    9,882.13/13,635.49 = 6,697.99/x
  3. Step 3: Cross multiply
    9,882.13x = 13,635.49 × 6,697.99
  4. Step 4: Simplify right side
    9,882.13x = 91,330,388.52
  5. Step 5: Solve for x
    x = 91,330,388.52/9,882.13
  6. Step 6: Final answer
    x = 9,241.98

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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.