Home / 7,924.68-10,935.58-4,387.68

Finding the Fourth Proportional to 7,924.68, 10,935.58 and 4,387.68

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Solution

The fourth proportional to 7,924.68, 10,935.58 and 4,387.68 is: 6,054.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,924.68 : 10,935.58 = 4,387.68 : x
  2. Step 2: Convert to fraction form
    7,924.68/10,935.58 = 4,387.68/x
  3. Step 3: Cross multiply
    7,924.68x = 10,935.58 × 4,387.68
  4. Step 4: Simplify right side
    7,924.68x = 47,981,825.65
  5. Step 5: Solve for x
    x = 47,981,825.65/7,924.68
  6. Step 6: Final answer
    x = 6,054.73

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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.