Home / 6,125.30-8,450.16-3,766.58

Finding the Fourth Proportional to 6,125.30, 8,450.16 and 3,766.58

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Solution

The fourth proportional to 6,125.30, 8,450.16 and 3,766.58 is: 5,196.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,125.30 : 8,450.16 = 3,766.58 : x
  2. Step 2: Convert to fraction form
    6,125.30/8,450.16 = 3,766.58/x
  3. Step 3: Cross multiply
    6,125.30x = 8,450.16 × 3,766.58
  4. Step 4: Simplify right side
    6,125.30x = 31,828,203.65
  5. Step 5: Solve for x
    x = 31,828,203.65/6,125.30
  6. Step 6: Final answer
    x = 5,196.19

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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.