Home / 8,543.28-11,789.37-4,766.39

Finding the Fourth Proportional to 8,543.28, 11,789.37 and 4,766.39

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Solution

The fourth proportional to 8,543.28, 11,789.37 and 4,766.39 is: 6,577.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,543.28 : 11,789.37 = 4,766.39 : x
  2. Step 2: Convert to fraction form
    8,543.28/11,789.37 = 4,766.39/x
  3. Step 3: Cross multiply
    8,543.28x = 11,789.37 × 4,766.39
  4. Step 4: Simplify right side
    8,543.28x = 56,192,676.33
  5. Step 5: Solve for x
    x = 56,192,676.33/8,543.28
  6. Step 6: Final answer
    x = 6,577.41

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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.