Home / 4,427.71-6,640.08-2,235.04

Finding the Fourth Proportional to 4,427.71, 6,640.08 and 2,235.04

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Solution

The fourth proportional to 4,427.71, 6,640.08 and 2,235.04 is: 3,351.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,427.71 : 6,640.08 = 2,235.04 : x
  2. Step 2: Convert to fraction form
    4,427.71/6,640.08 = 2,235.04/x
  3. Step 3: Cross multiply
    4,427.71x = 6,640.08 × 2,235.04
  4. Step 4: Simplify right side
    4,427.71x = 14,840,844.40
  5. Step 5: Solve for x
    x = 14,840,844.40/4,427.71
  6. Step 6: Final answer
    x = 3,351.81

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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.