Home / 4,152.21-6,229.53-1,230.60

Finding the Fourth Proportional to 4,152.21, 6,229.53 and 1,230.60

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Solution

The fourth proportional to 4,152.21, 6,229.53 and 1,230.60 is: 1,846.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,152.21 : 6,229.53 = 1,230.60 : x
  2. Step 2: Convert to fraction form
    4,152.21/6,229.53 = 1,230.60/x
  3. Step 3: Cross multiply
    4,152.21x = 6,229.53 × 1,230.60
  4. Step 4: Simplify right side
    4,152.21x = 7,666,059.62
  5. Step 5: Solve for x
    x = 7,666,059.62/4,152.21
  6. Step 6: Final answer
    x = 1,846.26

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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.