Home / 6,769.80-10,155.10-2,609.23

Finding the Fourth Proportional to 6,769.80, 10,155.10 and 2,609.23

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Solution

The fourth proportional to 6,769.80, 10,155.10 and 2,609.23 is: 3,914.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,769.80 : 10,155.10 = 2,609.23 : x
  2. Step 2: Convert to fraction form
    6,769.80/10,155.10 = 2,609.23/x
  3. Step 3: Cross multiply
    6,769.80x = 10,155.10 × 2,609.23
  4. Step 4: Simplify right side
    6,769.80x = 26,496,991.57
  5. Step 5: Solve for x
    x = 26,496,991.57/6,769.80
  6. Step 6: Final answer
    x = 3,914.00

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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.