Home / 9,186.49-13,778.99-2,944.82

Finding the Fourth Proportional to 9,186.49, 13,778.99 and 2,944.82

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Solution

The fourth proportional to 9,186.49, 13,778.99 and 2,944.82 is: 4,416.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,186.49 : 13,778.99 = 2,944.82 : x
  2. Step 2: Convert to fraction form
    9,186.49/13,778.99 = 2,944.82/x
  3. Step 3: Cross multiply
    9,186.49x = 13,778.99 × 2,944.82
  4. Step 4: Simplify right side
    9,186.49x = 40,576,676.10
  5. Step 5: Solve for x
    x = 40,576,676.10/9,186.49
  6. Step 6: Final answer
    x = 4,416.99

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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.