Home / 4,518.11-6,776.96-1,231.22

Finding the Fourth Proportional to 4,518.11, 6,776.96 and 1,231.22

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Solution

The fourth proportional to 4,518.11, 6,776.96 and 1,231.22 is: 1,846.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,518.11 : 6,776.96 = 1,231.22 : x
  2. Step 2: Convert to fraction form
    4,518.11/6,776.96 = 1,231.22/x
  3. Step 3: Cross multiply
    4,518.11x = 6,776.96 × 1,231.22
  4. Step 4: Simplify right side
    4,518.11x = 8,343,888.65
  5. Step 5: Solve for x
    x = 8,343,888.65/4,518.11
  6. Step 6: Final answer
    x = 1,846.77

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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.