Home / 3,133.12-4,700.48-1,053.44

Finding the Fourth Proportional to 3,133.12, 4,700.48 and 1,053.44

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Solution

The fourth proportional to 3,133.12, 4,700.48 and 1,053.44 is: 1,580.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133.12 : 4,700.48 = 1,053.44 : x
  2. Step 2: Convert to fraction form
    3,133.12/4,700.48 = 1,053.44/x
  3. Step 3: Cross multiply
    3,133.12x = 4,700.48 × 1,053.44
  4. Step 4: Simplify right side
    3,133.12x = 4,951,673.65
  5. Step 5: Solve for x
    x = 4,951,673.65/3,133.12
  6. Step 6: Final answer
    x = 1,580.43

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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.