Home / 12,080.64-18,126.12-5,062.26

Finding the Fourth Proportional to 12,080.64, 18,126.12 and 5,062.26

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Solution

The fourth proportional to 12,080.64, 18,126.12 and 5,062.26 is: 7,595.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,080.64 : 18,126.12 = 5,062.26 : x
  2. Step 2: Convert to fraction form
    12,080.64/18,126.12 = 5,062.26/x
  3. Step 3: Cross multiply
    12,080.64x = 18,126.12 × 5,062.26
  4. Step 4: Simplify right side
    12,080.64x = 91,759,132.23
  5. Step 5: Solve for x
    x = 91,759,132.23/12,080.64
  6. Step 6: Final answer
    x = 7,595.55

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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.