Home / 4,232.40-6,349.62-1,310.71

Finding the Fourth Proportional to 4,232.40, 6,349.62 and 1,310.71

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Solution

The fourth proportional to 4,232.40, 6,349.62 and 1,310.71 is: 1,966.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,232.40 : 6,349.62 = 1,310.71 : x
  2. Step 2: Convert to fraction form
    4,232.40/6,349.62 = 1,310.71/x
  3. Step 3: Cross multiply
    4,232.40x = 6,349.62 × 1,310.71
  4. Step 4: Simplify right side
    4,232.40x = 8,322,494.56
  5. Step 5: Solve for x
    x = 8,322,494.56/4,232.40
  6. Step 6: Final answer
    x = 1,966.38

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1.5x scale

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.