Home / 3,753.09-5,626.89-1,806.66

Finding the Fourth Proportional to 3,753.09, 5,626.89 and 1,806.66

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Solution

The fourth proportional to 3,753.09, 5,626.89 and 1,806.66 is: 2,708.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,753.09 : 5,626.89 = 1,806.66 : x
  2. Step 2: Convert to fraction form
    3,753.09/5,626.89 = 1,806.66/x
  3. Step 3: Cross multiply
    3,753.09x = 5,626.89 × 1,806.66
  4. Step 4: Simplify right side
    3,753.09x = 10,165,877.09
  5. Step 5: Solve for x
    x = 10,165,877.09/3,753.09
  6. Step 6: Final answer
    x = 2,708.67

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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.