Home / 2,984.62-4,478.45-1,340.83

Finding the Fourth Proportional to 2,984.62, 4,478.45 and 1,340.83

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Solution

The fourth proportional to 2,984.62, 4,478.45 and 1,340.83 is: 2,011.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,984.62 : 4,478.45 = 1,340.83 : x
  2. Step 2: Convert to fraction form
    2,984.62/4,478.45 = 1,340.83/x
  3. Step 3: Cross multiply
    2,984.62x = 4,478.45 × 1,340.83
  4. Step 4: Simplify right side
    2,984.62x = 6,004,840.11
  5. Step 5: Solve for x
    x = 6,004,840.11/2,984.62
  6. Step 6: Final answer
    x = 2,011.93

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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.