Home / 8,402.96-11,595.62-4,625.39

Finding the Fourth Proportional to 8,402.96, 11,595.62 and 4,625.39

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Solution

The fourth proportional to 8,402.96, 11,595.62 and 4,625.39 is: 6,382.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,402.96 : 11,595.62 = 4,625.39 : x
  2. Step 2: Convert to fraction form
    8,402.96/11,595.62 = 4,625.39/x
  3. Step 3: Cross multiply
    8,402.96x = 11,595.62 × 4,625.39
  4. Step 4: Simplify right side
    8,402.96x = 53,634,183.69
  5. Step 5: Solve for x
    x = 53,634,183.69/8,402.96
  6. Step 6: Final answer
    x = 6,382.78

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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.