Home / 4,157.12-6,233.80-1,234.80

Finding the Fourth Proportional to 4,157.12, 6,233.80 and 1,234.80

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Solution

The fourth proportional to 4,157.12, 6,233.80 and 1,234.80 is: 1,851.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,157.12 : 6,233.80 = 1,234.80 : x
  2. Step 2: Convert to fraction form
    4,157.12/6,233.80 = 1,234.80/x
  3. Step 3: Cross multiply
    4,157.12x = 6,233.80 × 1,234.80
  4. Step 4: Simplify right side
    4,157.12x = 7,697,496.24
  5. Step 5: Solve for x
    x = 7,697,496.24/4,157.12
  6. Step 6: Final answer
    x = 1,851.64

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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.