Home / 4,835.70-6,671.16-3,157.38

Finding the Fourth Proportional to 4,835.70, 6,671.16 and 3,157.38

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Solution

The fourth proportional to 4,835.70, 6,671.16 and 3,157.38 is: 4,355.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,835.70 : 6,671.16 = 3,157.38 : x
  2. Step 2: Convert to fraction form
    4,835.70/6,671.16 = 3,157.38/x
  3. Step 3: Cross multiply
    4,835.70x = 6,671.16 × 3,157.38
  4. Step 4: Simplify right side
    4,835.70x = 21,063,387.16
  5. Step 5: Solve for x
    x = 21,063,387.16/4,835.70
  6. Step 6: Final answer
    x = 4,355.81

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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.