Home / 3,325.66-4,989.60-2,219.50

Finding the Fourth Proportional to 3,325.66, 4,989.60 and 2,219.50

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Solution

The fourth proportional to 3,325.66, 4,989.60 and 2,219.50 is: 3,330.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,325.66 : 4,989.60 = 2,219.50 : x
  2. Step 2: Convert to fraction form
    3,325.66/4,989.60 = 2,219.50/x
  3. Step 3: Cross multiply
    3,325.66x = 4,989.60 × 2,219.50
  4. Step 4: Simplify right side
    3,325.66x = 11,074,423.44
  5. Step 5: Solve for x
    x = 11,074,423.44/3,325.66
  6. Step 6: Final answer
    x = 3,330.00

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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.