Home / 6,923.88-10,387.44-3,029.40

Finding the Fourth Proportional to 6,923.88, 10,387.44 and 3,029.40

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Solution

The fourth proportional to 6,923.88, 10,387.44 and 3,029.40 is: 4,544.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,923.88 : 10,387.44 = 3,029.40 : x
  2. Step 2: Convert to fraction form
    6,923.88/10,387.44 = 3,029.40/x
  3. Step 3: Cross multiply
    6,923.88x = 10,387.44 × 3,029.40
  4. Step 4: Simplify right side
    6,923.88x = 31,467,710.74
  5. Step 5: Solve for x
    x = 31,467,710.74/6,923.88
  6. Step 6: Final answer
    x = 4,544.81

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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.