Home / 11,079.48-16,621.96-3,288.28

Finding the Fourth Proportional to 11,079.48, 16,621.96 and 3,288.28

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Solution

The fourth proportional to 11,079.48, 16,621.96 and 3,288.28 is: 4,933.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,079.48 : 16,621.96 = 3,288.28 : x
  2. Step 2: Convert to fraction form
    11,079.48/16,621.96 = 3,288.28/x
  3. Step 3: Cross multiply
    11,079.48x = 16,621.96 × 3,288.28
  4. Step 4: Simplify right side
    11,079.48x = 54,657,658.63
  5. Step 5: Solve for x
    x = 54,657,658.63/11,079.48
  6. Step 6: Final answer
    x = 4,933.23

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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.