Home / 11,475.80-17,216.32-4,080.24

Finding the Fourth Proportional to 11,475.80, 17,216.32 and 4,080.24

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Solution

The fourth proportional to 11,475.80, 17,216.32 and 4,080.24 is: 6,121.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,475.80 : 17,216.32 = 4,080.24 : x
  2. Step 2: Convert to fraction form
    11,475.80/17,216.32 = 4,080.24/x
  3. Step 3: Cross multiply
    11,475.80x = 17,216.32 × 4,080.24
  4. Step 4: Simplify right side
    11,475.80x = 70,246,717.52
  5. Step 5: Solve for x
    x = 70,246,717.52/11,475.80
  6. Step 6: Final answer
    x = 6,121.29

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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.