Home / 11,372.03-15,694.55-6,337.07

Finding the Fourth Proportional to 11,372.03, 15,694.55 and 6,337.07

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Solution

The fourth proportional to 11,372.03, 15,694.55 and 6,337.07 is: 8,745.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,372.03 : 15,694.55 = 6,337.07 : x
  2. Step 2: Convert to fraction form
    11,372.03/15,694.55 = 6,337.07/x
  3. Step 3: Cross multiply
    11,372.03x = 15,694.55 × 6,337.07
  4. Step 4: Simplify right side
    11,372.03x = 99,457,383.50
  5. Step 5: Solve for x
    x = 99,457,383.50/11,372.03
  6. Step 6: Final answer
    x = 8,745.79

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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.