Home / 3,376.31-4,658.99-1,959.62

Finding the Fourth Proportional to 3,376.31, 4,658.99 and 1,959.62

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Solution

The fourth proportional to 3,376.31, 4,658.99 and 1,959.62 is: 2,704.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,376.31 : 4,658.99 = 1,959.62 : x
  2. Step 2: Convert to fraction form
    3,376.31/4,658.99 = 1,959.62/x
  3. Step 3: Cross multiply
    3,376.31x = 4,658.99 × 1,959.62
  4. Step 4: Simplify right side
    3,376.31x = 9,129,816.89
  5. Step 5: Solve for x
    x = 9,129,816.89/3,376.31
  6. Step 6: Final answer
    x = 2,704.09

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1.5x scale

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.