Home / 4,452.80-6,670.40-3,905.60

Finding the Fourth Proportional to 4,452.80, 6,670.40 and 3,905.60

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Solution

The fourth proportional to 4,452.80, 6,670.40 and 3,905.60 is: 5,850.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,452.80 : 6,670.40 = 3,905.60 : x
  2. Step 2: Convert to fraction form
    4,452.80/6,670.40 = 3,905.60/x
  3. Step 3: Cross multiply
    4,452.80x = 6,670.40 × 3,905.60
  4. Step 4: Simplify right side
    4,452.80x = 26,051,914.24
  5. Step 5: Solve for x
    x = 26,051,914.24/4,452.80
  6. Step 6: Final answer
    x = 5,850.68

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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.