Home / 3,384.18-4,665.69-2,439.18

Finding the Fourth Proportional to 3,384.18, 4,665.69 and 2,439.18

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Solution

The fourth proportional to 3,384.18, 4,665.69 and 2,439.18 is: 3,362.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,384.18 : 4,665.69 = 2,439.18 : x
  2. Step 2: Convert to fraction form
    3,384.18/4,665.69 = 2,439.18/x
  3. Step 3: Cross multiply
    3,384.18x = 4,665.69 × 2,439.18
  4. Step 4: Simplify right side
    3,384.18x = 11,380,457.73
  5. Step 5: Solve for x
    x = 11,380,457.73/3,384.18
  6. Step 6: Final answer
    x = 3,362.84

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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.