Home / 3,157.35-4,710.17-2,933.61

Finding the Fourth Proportional to 3,157.35, 4,710.17 and 2,933.61

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Solution

The fourth proportional to 3,157.35, 4,710.17 and 2,933.61 is: 4,376.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,157.35 : 4,710.17 = 2,933.61 : x
  2. Step 2: Convert to fraction form
    3,157.35/4,710.17 = 2,933.61/x
  3. Step 3: Cross multiply
    3,157.35x = 4,710.17 × 2,933.61
  4. Step 4: Simplify right side
    3,157.35x = 13,817,787.15
  5. Step 5: Solve for x
    x = 13,817,787.15/3,157.35
  6. Step 6: Final answer
    x = 4,376.39

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.