Home / 6,180.74-8,528.19-3,664.75

Finding the Fourth Proportional to 6,180.74, 8,528.19 and 3,664.75

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Solution

The fourth proportional to 6,180.74, 8,528.19 and 3,664.75 is: 5,056.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,180.74 : 8,528.19 = 3,664.75 : x
  2. Step 2: Convert to fraction form
    6,180.74/8,528.19 = 3,664.75/x
  3. Step 3: Cross multiply
    6,180.74x = 8,528.19 × 3,664.75
  4. Step 4: Simplify right side
    6,180.74x = 31,253,641.66
  5. Step 5: Solve for x
    x = 31,253,641.66/6,180.74
  6. Step 6: Final answer
    x = 5,056.62

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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.