Home / 3,750.23-5,174.62-2,406.98

Finding the Fourth Proportional to 3,750.23, 5,174.62 and 2,406.98

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Solution

The fourth proportional to 3,750.23, 5,174.62 and 2,406.98 is: 3,321.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,750.23 : 5,174.62 = 2,406.98 : x
  2. Step 2: Convert to fraction form
    3,750.23/5,174.62 = 2,406.98/x
  3. Step 3: Cross multiply
    3,750.23x = 5,174.62 × 2,406.98
  4. Step 4: Simplify right side
    3,750.23x = 12,455,213.77
  5. Step 5: Solve for x
    x = 12,455,213.77/3,750.23
  6. Step 6: Final answer
    x = 3,321.18

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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.