Home / 3,927.65-5,880.33-3,558.12

Finding the Fourth Proportional to 3,927.65, 5,880.33 and 3,558.12

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Solution

The fourth proportional to 3,927.65, 5,880.33 and 3,558.12 is: 5,327.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,927.65 : 5,880.33 = 3,558.12 : x
  2. Step 2: Convert to fraction form
    3,927.65/5,880.33 = 3,558.12/x
  3. Step 3: Cross multiply
    3,927.65x = 5,880.33 × 3,558.12
  4. Step 4: Simplify right side
    3,927.65x = 20,922,919.78
  5. Step 5: Solve for x
    x = 20,922,919.78/3,927.65
  6. Step 6: Final answer
    x = 5,327.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.