Home / 2,776.44-4,163.04-1,477.20

Finding the Fourth Proportional to 2,776.44, 4,163.04 and 1,477.20

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Solution

The fourth proportional to 2,776.44, 4,163.04 and 1,477.20 is: 2,214.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,776.44 : 4,163.04 = 1,477.20 : x
  2. Step 2: Convert to fraction form
    2,776.44/4,163.04 = 1,477.20/x
  3. Step 3: Cross multiply
    2,776.44x = 4,163.04 × 1,477.20
  4. Step 4: Simplify right side
    2,776.44x = 6,149,642.69
  5. Step 5: Solve for x
    x = 6,149,642.69/2,776.44
  6. Step 6: Final answer
    x = 2,214.94

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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.