Home / 3,332.05-4,998.63-1,384.40

Finding the Fourth Proportional to 3,332.05, 4,998.63 and 1,384.40

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Solution

The fourth proportional to 3,332.05, 4,998.63 and 1,384.40 is: 2,076.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,332.05 : 4,998.63 = 1,384.40 : x
  2. Step 2: Convert to fraction form
    3,332.05/4,998.63 = 1,384.40/x
  3. Step 3: Cross multiply
    3,332.05x = 4,998.63 × 1,384.40
  4. Step 4: Simplify right side
    3,332.05x = 6,920,103.37
  5. Step 5: Solve for x
    x = 6,920,103.37/3,332.05
  6. Step 6: Final answer
    x = 2,076.83

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.