Home / 7,836.12-10,813.92-4,299.24

Finding the Fourth Proportional to 7,836.12, 10,813.92 and 4,299.24

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Solution

The fourth proportional to 7,836.12, 10,813.92 and 4,299.24 is: 5,932.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,836.12 : 10,813.92 = 4,299.24 : x
  2. Step 2: Convert to fraction form
    7,836.12/10,813.92 = 4,299.24/x
  3. Step 3: Cross multiply
    7,836.12x = 10,813.92 × 4,299.24
  4. Step 4: Simplify right side
    7,836.12x = 46,491,637.42
  5. Step 5: Solve for x
    x = 46,491,637.42/7,836.12
  6. Step 6: Final answer
    x = 5,932.99

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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.