Home / 10,137.62-15,196.26-4,206.44

Finding the Fourth Proportional to 10,137.62, 15,196.26 and 4,206.44

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Solution

The fourth proportional to 10,137.62, 15,196.26 and 4,206.44 is: 6,305.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,137.62 : 15,196.26 = 4,206.44 : x
  2. Step 2: Convert to fraction form
    10,137.62/15,196.26 = 4,206.44/x
  3. Step 3: Cross multiply
    10,137.62x = 15,196.26 × 4,206.44
  4. Step 4: Simplify right side
    10,137.62x = 63,922,155.91
  5. Step 5: Solve for x
    x = 63,922,155.91/10,137.62
  6. Step 6: Final answer
    x = 6,305.44

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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.