Home / 2,957.62-4,434.20-1,787.37

Finding the Fourth Proportional to 2,957.62, 4,434.20 and 1,787.37

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Solution

The fourth proportional to 2,957.62, 4,434.20 and 1,787.37 is: 2,679.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,957.62 : 4,434.20 = 1,787.37 : x
  2. Step 2: Convert to fraction form
    2,957.62/4,434.20 = 1,787.37/x
  3. Step 3: Cross multiply
    2,957.62x = 4,434.20 × 1,787.37
  4. Step 4: Simplify right side
    2,957.62x = 7,925,547.12
  5. Step 5: Solve for x
    x = 7,925,547.12/2,957.62
  6. Step 6: Final answer
    x = 2,679.71

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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.