Home / 4,405.45-6,608.14-1,118.50

Finding the Fourth Proportional to 4,405.45, 6,608.14 and 1,118.50

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Solution

The fourth proportional to 4,405.45, 6,608.14 and 1,118.50 is: 1,677.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,405.45 : 6,608.14 = 1,118.50 : x
  2. Step 2: Convert to fraction form
    4,405.45/6,608.14 = 1,118.50/x
  3. Step 3: Cross multiply
    4,405.45x = 6,608.14 × 1,118.50
  4. Step 4: Simplify right side
    4,405.45x = 7,391,171.55
  5. Step 5: Solve for x
    x = 7,391,171.55/4,405.45
  6. Step 6: Final answer
    x = 1,677.73

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.