Home / 4,836.41-6,672.32-3,157.28

Finding the Fourth Proportional to 4,836.41, 6,672.32 and 3,157.28

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Solution

The fourth proportional to 4,836.41, 6,672.32 and 3,157.28 is: 4,355.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,836.41 : 6,672.32 = 3,157.28 : x
  2. Step 2: Convert to fraction form
    4,836.41/6,672.32 = 3,157.28/x
  3. Step 3: Cross multiply
    4,836.41x = 6,672.32 × 3,157.28
  4. Step 4: Simplify right side
    4,836.41x = 21,066,349.13
  5. Step 5: Solve for x
    x = 21,066,349.13/4,836.41
  6. Step 6: Final answer
    x = 4,355.79

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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.