Home / 12,717.19-19,082.84-5,696.92

Finding the Fourth Proportional to 12,717.19, 19,082.84 and 5,696.92

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Solution

The fourth proportional to 12,717.19, 19,082.84 and 5,696.92 is: 8,548.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,717.19 : 19,082.84 = 5,696.92 : x
  2. Step 2: Convert to fraction form
    12,717.19/19,082.84 = 5,696.92/x
  3. Step 3: Cross multiply
    12,717.19x = 19,082.84 × 5,696.92
  4. Step 4: Simplify right side
    12,717.19x = 108,713,412.85
  5. Step 5: Solve for x
    x = 108,713,412.85/12,717.19
  6. Step 6: Final answer
    x = 8,548.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.