Home / 12,797.15-19,195.62-4,897.82

Finding the Fourth Proportional to 12,797.15, 19,195.62 and 4,897.82

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Solution

The fourth proportional to 12,797.15, 19,195.62 and 4,897.82 is: 7,346.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,797.15 : 19,195.62 = 4,897.82 : x
  2. Step 2: Convert to fraction form
    12,797.15/19,195.62 = 4,897.82/x
  3. Step 3: Cross multiply
    12,797.15x = 19,195.62 × 4,897.82
  4. Step 4: Simplify right side
    12,797.15x = 94,016,721.17
  5. Step 5: Solve for x
    x = 94,016,721.17/12,797.15
  6. Step 6: Final answer
    x = 7,346.69

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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.