Home / 3,184.96-4,395.09-1,768.70

Finding the Fourth Proportional to 3,184.96, 4,395.09 and 1,768.70

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Solution

The fourth proportional to 3,184.96, 4,395.09 and 1,768.70 is: 2,440.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,184.96 : 4,395.09 = 1,768.70 : x
  2. Step 2: Convert to fraction form
    3,184.96/4,395.09 = 1,768.70/x
  3. Step 3: Cross multiply
    3,184.96x = 4,395.09 × 1,768.70
  4. Step 4: Simplify right side
    3,184.96x = 7,773,595.68
  5. Step 5: Solve for x
    x = 7,773,595.68/3,184.96
  6. Step 6: Final answer
    x = 2,440.72

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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.