Home / 10,164.77-15,245.58-3,923.87

Finding the Fourth Proportional to 10,164.77, 15,245.58 and 3,923.87

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Solution

The fourth proportional to 10,164.77, 15,245.58 and 3,923.87 is: 5,885.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,164.77 : 15,245.58 = 3,923.87 : x
  2. Step 2: Convert to fraction form
    10,164.77/15,245.58 = 3,923.87/x
  3. Step 3: Cross multiply
    10,164.77x = 15,245.58 × 3,923.87
  4. Step 4: Simplify right side
    10,164.77x = 59,821,673.99
  5. Step 5: Solve for x
    x = 59,821,673.99/10,164.77
  6. Step 6: Final answer
    x = 5,885.20

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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.