Home / 6,814.21-9,407.48-4,426.33

Finding the Fourth Proportional to 6,814.21, 9,407.48 and 4,426.33

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Solution

The fourth proportional to 6,814.21, 9,407.48 and 4,426.33 is: 6,110.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,814.21 : 9,407.48 = 4,426.33 : x
  2. Step 2: Convert to fraction form
    6,814.21/9,407.48 = 4,426.33/x
  3. Step 3: Cross multiply
    6,814.21x = 9,407.48 × 4,426.33
  4. Step 4: Simplify right side
    6,814.21x = 41,640,563.91
  5. Step 5: Solve for x
    x = 41,640,563.91/6,814.21
  6. Step 6: Final answer
    x = 6,110.85

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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.