Home / 5,923.69-8,175.33-3,405.90

Finding the Fourth Proportional to 5,923.69, 8,175.33 and 3,405.90

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Solution

The fourth proportional to 5,923.69, 8,175.33 and 3,405.90 is: 4,700.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,923.69 : 8,175.33 = 3,405.90 : x
  2. Step 2: Convert to fraction form
    5,923.69/8,175.33 = 3,405.90/x
  3. Step 3: Cross multiply
    5,923.69x = 8,175.33 × 3,405.90
  4. Step 4: Simplify right side
    5,923.69x = 27,844,356.45
  5. Step 5: Solve for x
    x = 27,844,356.45/5,923.69
  6. Step 6: Final answer
    x = 4,700.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.