Home / 6,103.81-9,154.90-1,721.62

Finding the Fourth Proportional to 6,103.81, 9,154.90 and 1,721.62

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Solution

The fourth proportional to 6,103.81, 9,154.90 and 1,721.62 is: 2,582.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,103.81 : 9,154.90 = 1,721.62 : x
  2. Step 2: Convert to fraction form
    6,103.81/9,154.90 = 1,721.62/x
  3. Step 3: Cross multiply
    6,103.81x = 9,154.90 × 1,721.62
  4. Step 4: Simplify right side
    6,103.81x = 15,761,204.56
  5. Step 5: Solve for x
    x = 15,761,204.56/6,103.81
  6. Step 6: Final answer
    x = 2,582.19

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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.