Home / 2,262.85-3,390.58-2,176.36

Finding the Fourth Proportional to 2,262.85, 3,390.58 and 2,176.36

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Solution

The fourth proportional to 2,262.85, 3,390.58 and 2,176.36 is: 3,260.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,262.85 : 3,390.58 = 2,176.36 : x
  2. Step 2: Convert to fraction form
    2,262.85/3,390.58 = 2,176.36/x
  3. Step 3: Cross multiply
    2,262.85x = 3,390.58 × 2,176.36
  4. Step 4: Simplify right side
    2,262.85x = 7,379,119.25
  5. Step 5: Solve for x
    x = 7,379,119.25/2,262.85
  6. Step 6: Final answer
    x = 3,260.98

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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.