Home / 6,180.62-8,529.39-3,386.30

Finding the Fourth Proportional to 6,180.62, 8,529.39 and 3,386.30

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Solution

The fourth proportional to 6,180.62, 8,529.39 and 3,386.30 is: 4,673.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,180.62 : 8,529.39 = 3,386.30 : x
  2. Step 2: Convert to fraction form
    6,180.62/8,529.39 = 3,386.30/x
  3. Step 3: Cross multiply
    6,180.62x = 8,529.39 × 3,386.30
  4. Step 4: Simplify right side
    6,180.62x = 28,883,073.36
  5. Step 5: Solve for x
    x = 28,883,073.36/6,180.62
  6. Step 6: Final answer
    x = 4,673.17

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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.