Home / 5,050.68-7,574.81-2,127.39

Finding the Fourth Proportional to 5,050.68, 7,574.81 and 2,127.39

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Solution

The fourth proportional to 5,050.68, 7,574.81 and 2,127.39 is: 3,190.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,050.68 : 7,574.81 = 2,127.39 : x
  2. Step 2: Convert to fraction form
    5,050.68/7,574.81 = 2,127.39/x
  3. Step 3: Cross multiply
    5,050.68x = 7,574.81 × 2,127.39
  4. Step 4: Simplify right side
    5,050.68x = 16,114,564.41
  5. Step 5: Solve for x
    x = 16,114,564.41/5,050.68
  6. Step 6: Final answer
    x = 3,190.57

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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.