Home / 12,908.54-19,365.73-4,588.52

Finding the Fourth Proportional to 12,908.54, 19,365.73 and 4,588.52

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Solution

The fourth proportional to 12,908.54, 19,365.73 and 4,588.52 is: 6,883.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,908.54 : 19,365.73 = 4,588.52 : x
  2. Step 2: Convert to fraction form
    12,908.54/19,365.73 = 4,588.52/x
  3. Step 3: Cross multiply
    12,908.54x = 19,365.73 × 4,588.52
  4. Step 4: Simplify right side
    12,908.54x = 88,859,919.65
  5. Step 5: Solve for x
    x = 88,859,919.65/12,908.54
  6. Step 6: Final answer
    x = 6,883.81

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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.