Home / 5,176.07-7,143.26-3,052.85

Finding the Fourth Proportional to 5,176.07, 7,143.26 and 3,052.85

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Solution

The fourth proportional to 5,176.07, 7,143.26 and 3,052.85 is: 4,213.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,176.07 : 7,143.26 = 3,052.85 : x
  2. Step 2: Convert to fraction form
    5,176.07/7,143.26 = 3,052.85/x
  3. Step 3: Cross multiply
    5,176.07x = 7,143.26 × 3,052.85
  4. Step 4: Simplify right side
    5,176.07x = 21,807,281.09
  5. Step 5: Solve for x
    x = 21,807,281.09/5,176.07
  6. Step 6: Final answer
    x = 4,213.10

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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.