Home / 4,756.75-7,127.62-2,255.06

Finding the Fourth Proportional to 4,756.75, 7,127.62 and 2,255.06

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Solution

The fourth proportional to 4,756.75, 7,127.62 and 2,255.06 is: 3,379.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,756.75 : 7,127.62 = 2,255.06 : x
  2. Step 2: Convert to fraction form
    4,756.75/7,127.62 = 2,255.06/x
  3. Step 3: Cross multiply
    4,756.75x = 7,127.62 × 2,255.06
  4. Step 4: Simplify right side
    4,756.75x = 16,073,210.76
  5. Step 5: Solve for x
    x = 16,073,210.76/4,756.75
  6. Step 6: Final answer
    x = 3,379.03

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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.