Home / 3,913.41-5,870.94-1,448.25

Finding the Fourth Proportional to 3,913.41, 5,870.94 and 1,448.25

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Solution

The fourth proportional to 3,913.41, 5,870.94 and 1,448.25 is: 2,172.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,913.41 : 5,870.94 = 1,448.25 : x
  2. Step 2: Convert to fraction form
    3,913.41/5,870.94 = 1,448.25/x
  3. Step 3: Cross multiply
    3,913.41x = 5,870.94 × 1,448.25
  4. Step 4: Simplify right side
    3,913.41x = 8,502,588.86
  5. Step 5: Solve for x
    x = 8,502,588.86/3,913.41
  6. Step 6: Final answer
    x = 2,172.68

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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.