Home / 4,409.16-6,579.66-3,918.30

Finding the Fourth Proportional to 4,409.16, 6,579.66 and 3,918.30

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Solution

The fourth proportional to 4,409.16, 6,579.66 and 3,918.30 is: 5,847.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,409.16 : 6,579.66 = 3,918.30 : x
  2. Step 2: Convert to fraction form
    4,409.16/6,579.66 = 3,918.30/x
  3. Step 3: Cross multiply
    4,409.16x = 6,579.66 × 3,918.30
  4. Step 4: Simplify right side
    4,409.16x = 25,781,081.78
  5. Step 5: Solve for x
    x = 25,781,081.78/4,409.16
  6. Step 6: Final answer
    x = 5,847.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.