Home / 12,388.03-17,096.00-7,082.84

Finding the Fourth Proportional to 12,388.03, 17,096.00 and 7,082.84

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Solution

The fourth proportional to 12,388.03, 17,096.00 and 7,082.84 is: 9,774.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,388.03 : 17,096.00 = 7,082.84 : x
  2. Step 2: Convert to fraction form
    12,388.03/17,096.00 = 7,082.84/x
  3. Step 3: Cross multiply
    12,388.03x = 17,096.00 × 7,082.84
  4. Step 4: Simplify right side
    12,388.03x = 121,088,239.97
  5. Step 5: Solve for x
    x = 121,088,239.97/12,388.03
  6. Step 6: Final answer
    x = 9,774.62

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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.