Home / 7,828.24-10,796.69-6,882.02

Finding the Fourth Proportional to 7,828.24, 10,796.69 and 6,882.02

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Solution

The fourth proportional to 7,828.24, 10,796.69 and 6,882.02 is: 9,491.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,828.24 : 10,796.69 = 6,882.02 : x
  2. Step 2: Convert to fraction form
    7,828.24/10,796.69 = 6,882.02/x
  3. Step 3: Cross multiply
    7,828.24x = 10,796.69 × 6,882.02
  4. Step 4: Simplify right side
    7,828.24x = 74,302,991.88
  5. Step 5: Solve for x
    x = 74,302,991.88/7,828.24
  6. Step 6: Final answer
    x = 9,491.67

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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.