Home / 12,710.04-19,063.44-3,945.06

Finding the Fourth Proportional to 12,710.04, 19,063.44 and 3,945.06

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Solution

The fourth proportional to 12,710.04, 19,063.44 and 3,945.06 is: 5,917.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,710.04 : 19,063.44 = 3,945.06 : x
  2. Step 2: Convert to fraction form
    12,710.04/19,063.44 = 3,945.06/x
  3. Step 3: Cross multiply
    12,710.04x = 19,063.44 × 3,945.06
  4. Step 4: Simplify right side
    12,710.04x = 75,206,414.61
  5. Step 5: Solve for x
    x = 75,206,414.61/12,710.04
  6. Step 6: Final answer
    x = 5,917.09

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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.