Home / 10,660.10-16,004.55-6,772.10

Finding the Fourth Proportional to 10,660.10, 16,004.55 and 6,772.10

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Solution

The fourth proportional to 10,660.10, 16,004.55 and 6,772.10 is: 10,167.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,660.10 : 16,004.55 = 6,772.10 : x
  2. Step 2: Convert to fraction form
    10,660.10/16,004.55 = 6,772.10/x
  3. Step 3: Cross multiply
    10,660.10x = 16,004.55 × 6,772.10
  4. Step 4: Simplify right side
    10,660.10x = 108,384,413.06
  5. Step 5: Solve for x
    x = 108,384,413.06/10,660.10
  6. Step 6: Final answer
    x = 10,167.30

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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.