Home / 4,283.91-5,915.30-3,166.11

Finding the Fourth Proportional to 4,283.91, 5,915.30 and 3,166.11

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Solution

The fourth proportional to 4,283.91, 5,915.30 and 3,166.11 is: 4,371.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,283.91 : 5,915.30 = 3,166.11 : x
  2. Step 2: Convert to fraction form
    4,283.91/5,915.30 = 3,166.11/x
  3. Step 3: Cross multiply
    4,283.91x = 5,915.30 × 3,166.11
  4. Step 4: Simplify right side
    4,283.91x = 18,728,474.65
  5. Step 5: Solve for x
    x = 18,728,474.65/4,283.91
  6. Step 6: Final answer
    x = 4,371.82

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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.