Home / 8,266.41-11,407.33-4,489.49

Finding the Fourth Proportional to 8,266.41, 11,407.33 and 4,489.49

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Solution

The fourth proportional to 8,266.41, 11,407.33 and 4,489.49 is: 6,195.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,266.41 : 11,407.33 = 4,489.49 : x
  2. Step 2: Convert to fraction form
    8,266.41/11,407.33 = 4,489.49/x
  3. Step 3: Cross multiply
    8,266.41x = 11,407.33 × 4,489.49
  4. Step 4: Simplify right side
    8,266.41x = 51,213,111.26
  5. Step 5: Solve for x
    x = 51,213,111.26/8,266.41
  6. Step 6: Final answer
    x = 6,195.33

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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.