Home / 3,790.60-5,234.22-2,674.01

Finding the Fourth Proportional to 3,790.60, 5,234.22 and 2,674.01

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Solution

The fourth proportional to 3,790.60, 5,234.22 and 2,674.01 is: 3,692.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,790.60 : 5,234.22 = 2,674.01 : x
  2. Step 2: Convert to fraction form
    3,790.60/5,234.22 = 2,674.01/x
  3. Step 3: Cross multiply
    3,790.60x = 5,234.22 × 2,674.01
  4. Step 4: Simplify right side
    3,790.60x = 13,996,369.71
  5. Step 5: Solve for x
    x = 13,996,369.71/3,790.60
  6. Step 6: Final answer
    x = 3,692.39

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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.