Home / 4,090.60-6,132.06-1,491.64

Finding the Fourth Proportional to 4,090.60, 6,132.06 and 1,491.64

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Solution

The fourth proportional to 4,090.60, 6,132.06 and 1,491.64 is: 2,236.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,090.60 : 6,132.06 = 1,491.64 : x
  2. Step 2: Convert to fraction form
    4,090.60/6,132.06 = 1,491.64/x
  3. Step 3: Cross multiply
    4,090.60x = 6,132.06 × 1,491.64
  4. Step 4: Simplify right side
    4,090.60x = 9,146,825.98
  5. Step 5: Solve for x
    x = 9,146,825.98/4,090.60
  6. Step 6: Final answer
    x = 2,236.06

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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.