Home / 2,199.48-3,306.36-1,765.49

Finding the Fourth Proportional to 2,199.48, 3,306.36 and 1,765.49

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Solution

The fourth proportional to 2,199.48, 3,306.36 and 1,765.49 is: 2,653.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,199.48 : 3,306.36 = 1,765.49 : x
  2. Step 2: Convert to fraction form
    2,199.48/3,306.36 = 1,765.49/x
  3. Step 3: Cross multiply
    2,199.48x = 3,306.36 × 1,765.49
  4. Step 4: Simplify right side
    2,199.48x = 5,837,328.98
  5. Step 5: Solve for x
    x = 5,837,328.98/2,199.48
  6. Step 6: Final answer
    x = 2,653.96

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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.