Home / 4,434.09-6,643.64-3,195.20

Finding the Fourth Proportional to 4,434.09, 6,643.64 and 3,195.20

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Solution

The fourth proportional to 4,434.09, 6,643.64 and 3,195.20 is: 4,787.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,434.09 : 6,643.64 = 3,195.20 : x
  2. Step 2: Convert to fraction form
    4,434.09/6,643.64 = 3,195.20/x
  3. Step 3: Cross multiply
    4,434.09x = 6,643.64 × 3,195.20
  4. Step 4: Simplify right side
    4,434.09x = 21,227,709.33
  5. Step 5: Solve for x
    x = 21,227,709.33/4,434.09
  6. Step 6: Final answer
    x = 4,787.39

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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.