Home / 6,480.57-8,941.67-3,828.38

Finding the Fourth Proportional to 6,480.57, 8,941.67 and 3,828.38

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Solution

The fourth proportional to 6,480.57, 8,941.67 and 3,828.38 is: 5,282.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,480.57 : 8,941.67 = 3,828.38 : x
  2. Step 2: Convert to fraction form
    6,480.57/8,941.67 = 3,828.38/x
  3. Step 3: Cross multiply
    6,480.57x = 8,941.67 × 3,828.38
  4. Step 4: Simplify right side
    6,480.57x = 34,232,065.89
  5. Step 5: Solve for x
    x = 34,232,065.89/6,480.57
  6. Step 6: Final answer
    x = 5,282.26

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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.