Home / 7,924.71-10,935.99-4,339.62

Finding the Fourth Proportional to 7,924.71, 10,935.99 and 4,339.62

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Solution

The fourth proportional to 7,924.71, 10,935.99 and 4,339.62 is: 5,988.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,924.71 : 10,935.99 = 4,339.62 : x
  2. Step 2: Convert to fraction form
    7,924.71/10,935.99 = 4,339.62/x
  3. Step 3: Cross multiply
    7,924.71x = 10,935.99 × 4,339.62
  4. Step 4: Simplify right side
    7,924.71x = 47,458,040.92
  5. Step 5: Solve for x
    x = 47,458,040.92/7,924.71
  6. Step 6: Final answer
    x = 5,988.62

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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.