Home / 8,266.36-11,406.88-4,540.36

Finding the Fourth Proportional to 8,266.36, 11,406.88 and 4,540.36

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Solution

The fourth proportional to 8,266.36, 11,406.88 and 4,540.36 is: 6,265.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,266.36 : 11,406.88 = 4,540.36 : x
  2. Step 2: Convert to fraction form
    8,266.36/11,406.88 = 4,540.36/x
  3. Step 3: Cross multiply
    8,266.36x = 11,406.88 × 4,540.36
  4. Step 4: Simplify right side
    8,266.36x = 51,791,341.68
  5. Step 5: Solve for x
    x = 51,791,341.68/8,266.36
  6. Step 6: Final answer
    x = 6,265.31

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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.