Home / 4,435.30-6,119.61-2,861.50

Finding the Fourth Proportional to 4,435.30, 6,119.61 and 2,861.50

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Solution

The fourth proportional to 4,435.30, 6,119.61 and 2,861.50 is: 3,948.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,435.30 : 6,119.61 = 2,861.50 : x
  2. Step 2: Convert to fraction form
    4,435.30/6,119.61 = 2,861.50/x
  3. Step 3: Cross multiply
    4,435.30x = 6,119.61 × 2,861.50
  4. Step 4: Simplify right side
    4,435.30x = 17,511,264.02
  5. Step 5: Solve for x
    x = 17,511,264.02/4,435.30
  6. Step 6: Final answer
    x = 3,948.16

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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.