Home / 8,388.05-11,575.65-4,611.37

Finding the Fourth Proportional to 8,388.05, 11,575.65 and 4,611.37

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Solution

The fourth proportional to 8,388.05, 11,575.65 and 4,611.37 is: 6,363.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,388.05 : 11,575.65 = 4,611.37 : x
  2. Step 2: Convert to fraction form
    8,388.05/11,575.65 = 4,611.37/x
  3. Step 3: Cross multiply
    8,388.05x = 11,575.65 × 4,611.37
  4. Step 4: Simplify right side
    8,388.05x = 53,379,619.61
  5. Step 5: Solve for x
    x = 53,379,619.61/8,388.05
  6. Step 6: Final answer
    x = 6,363.77

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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.