Home / 4,156.32-6,234.78-1,234.86

Finding the Fourth Proportional to 4,156.32, 6,234.78 and 1,234.86

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Solution

The fourth proportional to 4,156.32, 6,234.78 and 1,234.86 is: 1,852.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,156.32 : 6,234.78 = 1,234.86 : x
  2. Step 2: Convert to fraction form
    4,156.32/6,234.78 = 1,234.86/x
  3. Step 3: Cross multiply
    4,156.32x = 6,234.78 × 1,234.86
  4. Step 4: Simplify right side
    4,156.32x = 7,699,080.43
  5. Step 5: Solve for x
    x = 7,699,080.43/4,156.32
  6. Step 6: Final answer
    x = 1,852.38

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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.