Home / 7,836.21-10,813.95-4,299.44

Finding the Fourth Proportional to 7,836.21, 10,813.95 and 4,299.44

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Solution

The fourth proportional to 7,836.21, 10,813.95 and 4,299.44 is: 5,933.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,836.21 : 10,813.95 = 4,299.44 : x
  2. Step 2: Convert to fraction form
    7,836.21/10,813.95 = 4,299.44/x
  3. Step 3: Cross multiply
    7,836.21x = 10,813.95 × 4,299.44
  4. Step 4: Simplify right side
    7,836.21x = 46,493,875.12
  5. Step 5: Solve for x
    x = 46,493,875.12/7,836.21
  6. Step 6: Final answer
    x = 5,933.21

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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.