Home / 4,113.81-6,171.68-1,192.04

Finding the Fourth Proportional to 4,113.81, 6,171.68 and 1,192.04

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Solution

The fourth proportional to 4,113.81, 6,171.68 and 1,192.04 is: 1,788.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,113.81 : 6,171.68 = 1,192.04 : x
  2. Step 2: Convert to fraction form
    4,113.81/6,171.68 = 1,192.04/x
  3. Step 3: Cross multiply
    4,113.81x = 6,171.68 × 1,192.04
  4. Step 4: Simplify right side
    4,113.81x = 7,356,852.61
  5. Step 5: Solve for x
    x = 7,356,852.61/4,113.81
  6. Step 6: Final answer
    x = 1,788.33

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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.