Home / 11,658.85-17,485.57-3,337.32

Finding the Fourth Proportional to 11,658.85, 17,485.57 and 3,337.32

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Solution

The fourth proportional to 11,658.85, 17,485.57 and 3,337.32 is: 5,005.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,658.85 : 17,485.57 = 3,337.32 : x
  2. Step 2: Convert to fraction form
    11,658.85/17,485.57 = 3,337.32/x
  3. Step 3: Cross multiply
    11,658.85x = 17,485.57 × 3,337.32
  4. Step 4: Simplify right side
    11,658.85x = 58,354,942.47
  5. Step 5: Solve for x
    x = 58,354,942.47/11,658.85
  6. Step 6: Final answer
    x = 5,005.21

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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.