Home / 4,305.30-6,449.40-3,376.50

Finding the Fourth Proportional to 4,305.30, 6,449.40 and 3,376.50

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Solution

The fourth proportional to 4,305.30, 6,449.40 and 3,376.50 is: 5,058.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,305.30 : 6,449.40 = 3,376.50 : x
  2. Step 2: Convert to fraction form
    4,305.30/6,449.40 = 3,376.50/x
  3. Step 3: Cross multiply
    4,305.30x = 6,449.40 × 3,376.50
  4. Step 4: Simplify right side
    4,305.30x = 21,776,399.10
  5. Step 5: Solve for x
    x = 21,776,399.10/4,305.30
  6. Step 6: Final answer
    x = 5,058.04

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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.