Home / 7,924.73-10,936.47-4,387.94

Finding the Fourth Proportional to 7,924.73, 10,936.47 and 4,387.94

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Solution

The fourth proportional to 7,924.73, 10,936.47 and 4,387.94 is: 6,055.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,924.73 : 10,936.47 = 4,387.94 : x
  2. Step 2: Convert to fraction form
    7,924.73/10,936.47 = 4,387.94/x
  3. Step 3: Cross multiply
    7,924.73x = 10,936.47 × 4,387.94
  4. Step 4: Simplify right side
    7,924.73x = 47,988,552.27
  5. Step 5: Solve for x
    x = 47,988,552.27/7,924.73
  6. Step 6: Final answer
    x = 6,055.54

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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.