Home / 10,122.27-15,183.50-3,548.45

Finding the Fourth Proportional to 10,122.27, 15,183.50 and 3,548.45

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Solution

The fourth proportional to 10,122.27, 15,183.50 and 3,548.45 is: 5,322.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,122.27 : 15,183.50 = 3,548.45 : x
  2. Step 2: Convert to fraction form
    10,122.27/15,183.50 = 3,548.45/x
  3. Step 3: Cross multiply
    10,122.27x = 15,183.50 × 3,548.45
  4. Step 4: Simplify right side
    10,122.27x = 53,877,796.92
  5. Step 5: Solve for x
    x = 53,877,796.92/10,122.27
  6. Step 6: Final answer
    x = 5,322.70

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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.