Home / 2,963.79-4,438.40-2,374.65

Finding the Fourth Proportional to 2,963.79, 4,438.40 and 2,374.65

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Solution

The fourth proportional to 2,963.79, 4,438.40 and 2,374.65 is: 3,556.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,963.79 : 4,438.40 = 2,374.65 : x
  2. Step 2: Convert to fraction form
    2,963.79/4,438.40 = 2,374.65/x
  3. Step 3: Cross multiply
    2,963.79x = 4,438.40 × 2,374.65
  4. Step 4: Simplify right side
    2,963.79x = 10,539,634.69
  5. Step 5: Solve for x
    x = 10,539,634.69/2,963.79
  6. Step 6: Final answer
    x = 3,556.13

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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.