Home / 3,170.38-4,756.02-1,708.72

Finding the Fourth Proportional to 3,170.38, 4,756.02 and 1,708.72

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Solution

The fourth proportional to 3,170.38, 4,756.02 and 1,708.72 is: 2,563.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170.38 : 4,756.02 = 1,708.72 : x
  2. Step 2: Convert to fraction form
    3,170.38/4,756.02 = 1,708.72/x
  3. Step 3: Cross multiply
    3,170.38x = 4,756.02 × 1,708.72
  4. Step 4: Simplify right side
    3,170.38x = 8,126,706.49
  5. Step 5: Solve for x
    x = 8,126,706.49/3,170.38
  6. Step 6: Final answer
    x = 2,563.32

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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.