Home / 4,253.47-6,380.48-1,133.43

Finding the Fourth Proportional to 4,253.47, 6,380.48 and 1,133.43

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Solution

The fourth proportional to 4,253.47, 6,380.48 and 1,133.43 is: 1,700.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,253.47 : 6,380.48 = 1,133.43 : x
  2. Step 2: Convert to fraction form
    4,253.47/6,380.48 = 1,133.43/x
  3. Step 3: Cross multiply
    4,253.47x = 6,380.48 × 1,133.43
  4. Step 4: Simplify right side
    4,253.47x = 7,231,789.88
  5. Step 5: Solve for x
    x = 7,231,789.88/4,253.47
  6. Step 6: Final answer
    x = 1,700.21

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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.