Home / 4,892.13-7,334.55-3,328.20

Finding the Fourth Proportional to 4,892.13, 7,334.55 and 3,328.20

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Solution

The fourth proportional to 4,892.13, 7,334.55 and 3,328.20 is: 4,989.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,892.13 : 7,334.55 = 3,328.20 : x
  2. Step 2: Convert to fraction form
    4,892.13/7,334.55 = 3,328.20/x
  3. Step 3: Cross multiply
    4,892.13x = 7,334.55 × 3,328.20
  4. Step 4: Simplify right side
    4,892.13x = 24,410,849.31
  5. Step 5: Solve for x
    x = 24,410,849.31/4,892.13
  6. Step 6: Final answer
    x = 4,989.82

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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.