Home / 4,643.29-6,961.30-3,158.62

Finding the Fourth Proportional to 4,643.29, 6,961.30 and 3,158.62

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Solution

The fourth proportional to 4,643.29, 6,961.30 and 3,158.62 is: 4,735.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,643.29 : 6,961.30 = 3,158.62 : x
  2. Step 2: Convert to fraction form
    4,643.29/6,961.30 = 3,158.62/x
  3. Step 3: Cross multiply
    4,643.29x = 6,961.30 × 3,158.62
  4. Step 4: Simplify right side
    4,643.29x = 21,988,101.41
  5. Step 5: Solve for x
    x = 21,988,101.41/4,643.29
  6. Step 6: Final answer
    x = 4,735.46

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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.