Home / 12,983.82-19,461.06-6,396.18

Finding the Fourth Proportional to 12,983.82, 19,461.06 and 6,396.18

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Solution

The fourth proportional to 12,983.82, 19,461.06 and 6,396.18 is: 9,587.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,983.82 : 19,461.06 = 6,396.18 : x
  2. Step 2: Convert to fraction form
    12,983.82/19,461.06 = 6,396.18/x
  3. Step 3: Cross multiply
    12,983.82x = 19,461.06 × 6,396.18
  4. Step 4: Simplify right side
    12,983.82x = 124,476,442.75
  5. Step 5: Solve for x
    x = 124,476,442.75/12,983.82
  6. Step 6: Final answer
    x = 9,587.04

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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.