Home / 4,090.47-6,126.36-2,443.64

Finding the Fourth Proportional to 4,090.47, 6,126.36 and 2,443.64

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Solution

The fourth proportional to 4,090.47, 6,126.36 and 2,443.64 is: 3,659.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,090.47 : 6,126.36 = 2,443.64 : x
  2. Step 2: Convert to fraction form
    4,090.47/6,126.36 = 2,443.64/x
  3. Step 3: Cross multiply
    4,090.47x = 6,126.36 × 2,443.64
  4. Step 4: Simplify right side
    4,090.47x = 14,970,619.86
  5. Step 5: Solve for x
    x = 14,970,619.86/4,090.47
  6. Step 6: Final answer
    x = 3,659.88

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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.