Home / 8,388.93-11,575.72-4,611.48

Finding the Fourth Proportional to 8,388.93, 11,575.72 and 4,611.48

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Solution

The fourth proportional to 8,388.93, 11,575.72 and 4,611.48 is: 6,363.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,388.93 : 11,575.72 = 4,611.48 : x
  2. Step 2: Convert to fraction form
    8,388.93/11,575.72 = 4,611.48/x
  3. Step 3: Cross multiply
    8,388.93x = 11,575.72 × 4,611.48
  4. Step 4: Simplify right side
    8,388.93x = 53,381,163.62
  5. Step 5: Solve for x
    x = 53,381,163.62/8,388.93
  6. Step 6: Final answer
    x = 6,363.28

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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.