Home / 6,103.87-9,154.99-1,721.68

Finding the Fourth Proportional to 6,103.87, 9,154.99 and 1,721.68

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Solution

The fourth proportional to 6,103.87, 9,154.99 and 1,721.68 is: 2,582.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,103.87 : 9,154.99 = 1,721.68 : x
  2. Step 2: Convert to fraction form
    6,103.87/9,154.99 = 1,721.68/x
  3. Step 3: Cross multiply
    6,103.87x = 9,154.99 × 1,721.68
  4. Step 4: Simplify right side
    6,103.87x = 15,761,908.80
  5. Step 5: Solve for x
    x = 15,761,908.80/6,103.87
  6. Step 6: Final answer
    x = 2,582.28

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1.5x scale

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.