Home / 3,040.14-4,560.22-731.64

Finding the Fourth Proportional to 3,040.14, 4,560.22 and 731.64

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Solution

The fourth proportional to 3,040.14, 4,560.22 and 731.64 is: 1,097.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040.14 : 4,560.22 = 731.64 : x
  2. Step 2: Convert to fraction form
    3,040.14/4,560.22 = 731.64/x
  3. Step 3: Cross multiply
    3,040.14x = 4,560.22 × 731.64
  4. Step 4: Simplify right side
    3,040.14x = 3,336,447.10
  5. Step 5: Solve for x
    x = 3,336,447.10/3,040.14
  6. Step 6: Final answer
    x = 1,097.46

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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.