Home / 4,173.36-5,756.46-3,176.40

Finding the Fourth Proportional to 4,173.36, 5,756.46 and 3,176.40

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Solution

The fourth proportional to 4,173.36, 5,756.46 and 3,176.40 is: 4,381.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,173.36 : 5,756.46 = 3,176.40 : x
  2. Step 2: Convert to fraction form
    4,173.36/5,756.46 = 3,176.40/x
  3. Step 3: Cross multiply
    4,173.36x = 5,756.46 × 3,176.40
  4. Step 4: Simplify right side
    4,173.36x = 18,284,819.54
  5. Step 5: Solve for x
    x = 18,284,819.54/4,173.36
  6. Step 6: Final answer
    x = 4,381.32

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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.