Home / 10,606.62-15,909.94-3,210.92

Finding the Fourth Proportional to 10,606.62, 15,909.94 and 3,210.92

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Solution

The fourth proportional to 10,606.62, 15,909.94 and 3,210.92 is: 4,816.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,606.62 : 15,909.94 = 3,210.92 : x
  2. Step 2: Convert to fraction form
    10,606.62/15,909.94 = 3,210.92/x
  3. Step 3: Cross multiply
    10,606.62x = 15,909.94 × 3,210.92
  4. Step 4: Simplify right side
    10,606.62x = 51,085,544.54
  5. Step 5: Solve for x
    x = 51,085,544.54/10,606.62
  6. Step 6: Final answer
    x = 4,816.38

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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.