Home / 11,980.08-17,963.64-4,080.24

Finding the Fourth Proportional to 11,980.08, 17,963.64 and 4,080.24

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Solution

The fourth proportional to 11,980.08, 17,963.64 and 4,080.24 is: 6,118.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,980.08 : 17,963.64 = 4,080.24 : x
  2. Step 2: Convert to fraction form
    11,980.08/17,963.64 = 4,080.24/x
  3. Step 3: Cross multiply
    11,980.08x = 17,963.64 × 4,080.24
  4. Step 4: Simplify right side
    11,980.08x = 73,295,962.47
  5. Step 5: Solve for x
    x = 73,295,962.47/11,980.08
  6. Step 6: Final answer
    x = 6,118.15

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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.