Home / 10,936.10-16,404.23-4,690.85

Finding the Fourth Proportional to 10,936.10, 16,404.23 and 4,690.85

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Solution

The fourth proportional to 10,936.10, 16,404.23 and 4,690.85 is: 7,036.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,936.10 : 16,404.23 = 4,690.85 : x
  2. Step 2: Convert to fraction form
    10,936.10/16,404.23 = 4,690.85/x
  3. Step 3: Cross multiply
    10,936.10x = 16,404.23 × 4,690.85
  4. Step 4: Simplify right side
    10,936.10x = 76,949,782.30
  5. Step 5: Solve for x
    x = 76,949,782.30/10,936.10
  6. Step 6: Final answer
    x = 7,036.31

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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.