Home / 5,424.81-8,137.21-2,501.52

Finding the Fourth Proportional to 5,424.81, 8,137.21 and 2,501.52

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Solution

The fourth proportional to 5,424.81, 8,137.21 and 2,501.52 is: 3,752.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,424.81 : 8,137.21 = 2,501.52 : x
  2. Step 2: Convert to fraction form
    5,424.81/8,137.21 = 2,501.52/x
  3. Step 3: Cross multiply
    5,424.81x = 8,137.21 × 2,501.52
  4. Step 4: Simplify right side
    5,424.81x = 20,355,361.48
  5. Step 5: Solve for x
    x = 20,355,361.48/5,424.81
  6. Step 6: Final answer
    x = 3,752.27

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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.