Home / 3,124.81-4,687.09-1,737.27

Finding the Fourth Proportional to 3,124.81, 4,687.09 and 1,737.27

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Solution

The fourth proportional to 3,124.81, 4,687.09 and 1,737.27 is: 2,605.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,124.81 : 4,687.09 = 1,737.27 : x
  2. Step 2: Convert to fraction form
    3,124.81/4,687.09 = 1,737.27/x
  3. Step 3: Cross multiply
    3,124.81x = 4,687.09 × 1,737.27
  4. Step 4: Simplify right side
    3,124.81x = 8,142,740.84
  5. Step 5: Solve for x
    x = 8,142,740.84/3,124.81
  6. Step 6: Final answer
    x = 2,605.84

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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.