Home / 4,155.72-6,234.48-1,234.24

Finding the Fourth Proportional to 4,155.72, 6,234.48 and 1,234.24

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Solution

The fourth proportional to 4,155.72, 6,234.48 and 1,234.24 is: 1,851.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,155.72 : 6,234.48 = 1,234.24 : x
  2. Step 2: Convert to fraction form
    4,155.72/6,234.48 = 1,234.24/x
  3. Step 3: Cross multiply
    4,155.72x = 6,234.48 × 1,234.24
  4. Step 4: Simplify right side
    4,155.72x = 7,694,844.60
  5. Step 5: Solve for x
    x = 7,694,844.60/4,155.72
  6. Step 6: Final answer
    x = 1,851.63

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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.