Home / 7,836.68-10,813.83-4,480.31

Finding the Fourth Proportional to 7,836.68, 10,813.83 and 4,480.31

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Solution

The fourth proportional to 7,836.68, 10,813.83 and 4,480.31 is: 6,182.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,836.68 : 10,813.83 = 4,480.31 : x
  2. Step 2: Convert to fraction form
    7,836.68/10,813.83 = 4,480.31/x
  3. Step 3: Cross multiply
    7,836.68x = 10,813.83 × 4,480.31
  4. Step 4: Simplify right side
    7,836.68x = 48,449,256.62
  5. Step 5: Solve for x
    x = 48,449,256.62/7,836.68
  6. Step 6: Final answer
    x = 6,182.37

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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.