Home / 10,792.08-16,196.40-4,219.92

Finding the Fourth Proportional to 10,792.08, 16,196.40 and 4,219.92

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Solution

The fourth proportional to 10,792.08, 16,196.40 and 4,219.92 is: 6,333.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,792.08 : 16,196.40 = 4,219.92 : x
  2. Step 2: Convert to fraction form
    10,792.08/16,196.40 = 4,219.92/x
  3. Step 3: Cross multiply
    10,792.08x = 16,196.40 × 4,219.92
  4. Step 4: Simplify right side
    10,792.08x = 68,347,512.29
  5. Step 5: Solve for x
    x = 68,347,512.29/10,792.08
  6. Step 6: Final answer
    x = 6,333.12

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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.