Home / 2,380.51-3,284.85-1,332.37

Finding the Fourth Proportional to 2,380.51, 3,284.85 and 1,332.37

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Solution

The fourth proportional to 2,380.51, 3,284.85 and 1,332.37 is: 1,838.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,380.51 : 3,284.85 = 1,332.37 : x
  2. Step 2: Convert to fraction form
    2,380.51/3,284.85 = 1,332.37/x
  3. Step 3: Cross multiply
    2,380.51x = 3,284.85 × 1,332.37
  4. Step 4: Simplify right side
    2,380.51x = 4,376,635.59
  5. Step 5: Solve for x
    x = 4,376,635.59/2,380.51
  6. Step 6: Final answer
    x = 1,838.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.