Home / 5,184.01-7,778.31-2,718.24

Finding the Fourth Proportional to 5,184.01, 7,778.31 and 2,718.24

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Solution

The fourth proportional to 5,184.01, 7,778.31 and 2,718.24 is: 4,078.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184.01 : 7,778.31 = 2,718.24 : x
  2. Step 2: Convert to fraction form
    5,184.01/7,778.31 = 2,718.24/x
  3. Step 3: Cross multiply
    5,184.01x = 7,778.31 × 2,718.24
  4. Step 4: Simplify right side
    5,184.01x = 21,143,313.37
  5. Step 5: Solve for x
    x = 21,143,313.37/5,184.01
  6. Step 6: Final answer
    x = 4,078.56

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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.