Home / 4,665.80-6,440.94-3,322.28

Finding the Fourth Proportional to 4,665.80, 6,440.94 and 3,322.28

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Solution

The fourth proportional to 4,665.80, 6,440.94 and 3,322.28 is: 4,586.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,665.80 : 6,440.94 = 3,322.28 : x
  2. Step 2: Convert to fraction form
    4,665.80/6,440.94 = 3,322.28/x
  3. Step 3: Cross multiply
    4,665.80x = 6,440.94 × 3,322.28
  4. Step 4: Simplify right side
    4,665.80x = 21,398,606.14
  5. Step 5: Solve for x
    x = 21,398,606.14/4,665.80
  6. Step 6: Final answer
    x = 4,586.27

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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.