Home / 3,127.42-4,687.58-1,046.94

Finding the Fourth Proportional to 3,127.42, 4,687.58 and 1,046.94

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Solution

The fourth proportional to 3,127.42, 4,687.58 and 1,046.94 is: 1,569.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,127.42 : 4,687.58 = 1,046.94 : x
  2. Step 2: Convert to fraction form
    3,127.42/4,687.58 = 1,046.94/x
  3. Step 3: Cross multiply
    3,127.42x = 4,687.58 × 1,046.94
  4. Step 4: Simplify right side
    3,127.42x = 4,907,615.01
  5. Step 5: Solve for x
    x = 4,907,615.01/3,127.42
  6. Step 6: Final answer
    x = 1,569.22

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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.