Home / 4,176.64-5,757.66-3,180.19

Finding the Fourth Proportional to 4,176.64, 5,757.66 and 3,180.19

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Solution

The fourth proportional to 4,176.64, 5,757.66 and 3,180.19 is: 4,384.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,176.64 : 5,757.66 = 3,180.19 : x
  2. Step 2: Convert to fraction form
    4,176.64/5,757.66 = 3,180.19/x
  3. Step 3: Cross multiply
    4,176.64x = 5,757.66 × 3,180.19
  4. Step 4: Simplify right side
    4,176.64x = 18,310,424.02
  5. Step 5: Solve for x
    x = 18,310,424.02/4,176.64
  6. Step 6: Final answer
    x = 4,384.01

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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.