Home / 6,180.79-8,529.42-3,348.11

Finding the Fourth Proportional to 6,180.79, 8,529.42 and 3,348.11

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Solution

The fourth proportional to 6,180.79, 8,529.42 and 3,348.11 is: 4,620.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,180.79 : 8,529.42 = 3,348.11 : x
  2. Step 2: Convert to fraction form
    6,180.79/8,529.42 = 3,348.11/x
  3. Step 3: Cross multiply
    6,180.79x = 8,529.42 × 3,348.11
  4. Step 4: Simplify right side
    6,180.79x = 28,557,436.40
  5. Step 5: Solve for x
    x = 28,557,436.40/6,180.79
  6. Step 6: Final answer
    x = 4,620.35

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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.