Home / 4,230.60-5,846.26-3,180.84

Finding the Fourth Proportional to 4,230.60, 5,846.26 and 3,180.84

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Solution

The fourth proportional to 4,230.60, 5,846.26 and 3,180.84 is: 4,395.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,230.60 : 5,846.26 = 3,180.84 : x
  2. Step 2: Convert to fraction form
    4,230.60/5,846.26 = 3,180.84/x
  3. Step 3: Cross multiply
    4,230.60x = 5,846.26 × 3,180.84
  4. Step 4: Simplify right side
    4,230.60x = 18,596,017.66
  5. Step 5: Solve for x
    x = 18,596,017.66/4,230.60
  6. Step 6: Final answer
    x = 4,395.60

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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.