Home / 4,120.88-6,186.36-2,174.24

Finding the Fourth Proportional to 4,120.88, 6,186.36 and 2,174.24

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Solution

The fourth proportional to 4,120.88, 6,186.36 and 2,174.24 is: 3,264.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,120.88 : 6,186.36 = 2,174.24 : x
  2. Step 2: Convert to fraction form
    4,120.88/6,186.36 = 2,174.24/x
  3. Step 3: Cross multiply
    4,120.88x = 6,186.36 × 2,174.24
  4. Step 4: Simplify right side
    4,120.88x = 13,450,631.37
  5. Step 5: Solve for x
    x = 13,450,631.37/4,120.88
  6. Step 6: Final answer
    x = 3,264.02

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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.