Home / 4,638.31-6,957.52-2,557.91

Finding the Fourth Proportional to 4,638.31, 6,957.52 and 2,557.91

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Solution

The fourth proportional to 4,638.31, 6,957.52 and 2,557.91 is: 3,836.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,638.31 : 6,957.52 = 2,557.91 : x
  2. Step 2: Convert to fraction form
    4,638.31/6,957.52 = 2,557.91/x
  3. Step 3: Cross multiply
    4,638.31x = 6,957.52 × 2,557.91
  4. Step 4: Simplify right side
    4,638.31x = 17,796,720.98
  5. Step 5: Solve for x
    x = 17,796,720.98/4,638.31
  6. Step 6: Final answer
    x = 3,836.90

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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.