Home / 7,836.94-10,815.18-4,433.68

Finding the Fourth Proportional to 7,836.94, 10,815.18 and 4,433.68

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Solution

The fourth proportional to 7,836.94, 10,815.18 and 4,433.68 is: 6,118.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,836.94 : 10,815.18 = 4,433.68 : x
  2. Step 2: Convert to fraction form
    7,836.94/10,815.18 = 4,433.68/x
  3. Step 3: Cross multiply
    7,836.94x = 10,815.18 × 4,433.68
  4. Step 4: Simplify right side
    7,836.94x = 47,950,993.19
  5. Step 5: Solve for x
    x = 47,950,993.19/7,836.94
  6. Step 6: Final answer
    x = 6,118.59

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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.