Home / 5,525.70-7,626.21-3,757.87

Finding the Fourth Proportional to 5,525.70, 7,626.21 and 3,757.87

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Solution

The fourth proportional to 5,525.70, 7,626.21 and 3,757.87 is: 5,186.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,525.70 : 7,626.21 = 3,757.87 : x
  2. Step 2: Convert to fraction form
    5,525.70/7,626.21 = 3,757.87/x
  3. Step 3: Cross multiply
    5,525.70x = 7,626.21 × 3,757.87
  4. Step 4: Simplify right side
    5,525.70x = 28,658,305.77
  5. Step 5: Solve for x
    x = 28,658,305.77/5,525.70
  6. Step 6: Final answer
    x = 5,186.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.