Home / 10,944.72-16,416.72-3,154.32

Finding the Fourth Proportional to 10,944.72, 16,416.72 and 3,154.32

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Solution

The fourth proportional to 10,944.72, 16,416.72 and 3,154.32 is: 4,731.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,944.72 : 16,416.72 = 3,154.32 : x
  2. Step 2: Convert to fraction form
    10,944.72/16,416.72 = 3,154.32/x
  3. Step 3: Cross multiply
    10,944.72x = 16,416.72 × 3,154.32
  4. Step 4: Simplify right side
    10,944.72x = 51,783,588.23
  5. Step 5: Solve for x
    x = 51,783,588.23/10,944.72
  6. Step 6: Final answer
    x = 4,731.38

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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.