Home / 7,410.56-11,118.24-2,216.48

Finding the Fourth Proportional to 7,410.56, 11,118.24 and 2,216.48

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Solution

The fourth proportional to 7,410.56, 11,118.24 and 2,216.48 is: 3,325.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,410.56 : 11,118.24 = 2,216.48 : x
  2. Step 2: Convert to fraction form
    7,410.56/11,118.24 = 2,216.48/x
  3. Step 3: Cross multiply
    7,410.56x = 11,118.24 × 2,216.48
  4. Step 4: Simplify right side
    7,410.56x = 24,643,356.60
  5. Step 5: Solve for x
    x = 24,643,356.60/7,410.56
  6. Step 6: Final answer
    x = 3,325.44

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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.