Home / 7,923.50-10,934.44-4,387.26

Finding the Fourth Proportional to 7,923.50, 10,934.44 and 4,387.26

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Solution

The fourth proportional to 7,923.50, 10,934.44 and 4,387.26 is: 6,054.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,923.50 : 10,934.44 = 4,387.26 : x
  2. Step 2: Convert to fraction form
    7,923.50/10,934.44 = 4,387.26/x
  3. Step 3: Cross multiply
    7,923.50x = 10,934.44 × 4,387.26
  4. Step 4: Simplify right side
    7,923.50x = 47,972,231.23
  5. Step 5: Solve for x
    x = 47,972,231.23/7,923.50
  6. Step 6: Final answer
    x = 6,054.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.