Home / 2,984.40-4,475.79-2,493.95

Finding the Fourth Proportional to 2,984.40, 4,475.79 and 2,493.95

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Solution

The fourth proportional to 2,984.40, 4,475.79 and 2,493.95 is: 3,740.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,984.40 : 4,475.79 = 2,493.95 : x
  2. Step 2: Convert to fraction form
    2,984.40/4,475.79 = 2,493.95/x
  3. Step 3: Cross multiply
    2,984.40x = 4,475.79 × 2,493.95
  4. Step 4: Simplify right side
    2,984.40x = 11,162,374.09
  5. Step 5: Solve for x
    x = 11,162,374.09/2,984.40
  6. Step 6: Final answer
    x = 3,740.24

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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.