Home / 7,836.19-10,813.89-4,299.42

Finding the Fourth Proportional to 7,836.19, 10,813.89 and 4,299.42

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Solution

The fourth proportional to 7,836.19, 10,813.89 and 4,299.42 is: 5,933.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,836.19 : 10,813.89 = 4,299.42 : x
  2. Step 2: Convert to fraction form
    7,836.19/10,813.89 = 4,299.42/x
  3. Step 3: Cross multiply
    7,836.19x = 10,813.89 × 4,299.42
  4. Step 4: Simplify right side
    7,836.19x = 46,493,454.94
  5. Step 5: Solve for x
    x = 46,493,454.94/7,836.19
  6. Step 6: Final answer
    x = 5,933.17

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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.