Home / 4,420.30-6,105.42-3,306.18

Finding the Fourth Proportional to 4,420.30, 6,105.42 and 3,306.18

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Solution

The fourth proportional to 4,420.30, 6,105.42 and 3,306.18 is: 4,566.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,420.30 : 6,105.42 = 3,306.18 : x
  2. Step 2: Convert to fraction form
    4,420.30/6,105.42 = 3,306.18/x
  3. Step 3: Cross multiply
    4,420.30x = 6,105.42 × 3,306.18
  4. Step 4: Simplify right side
    4,420.30x = 20,185,617.50
  5. Step 5: Solve for x
    x = 20,185,617.50/4,420.30
  6. Step 6: Final answer
    x = 4,566.57

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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.