Home / 4,638.06-6,972.15-3,723.64

Finding the Fourth Proportional to 4,638.06, 6,972.15 and 3,723.64

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Solution

The fourth proportional to 4,638.06, 6,972.15 and 3,723.64 is: 5,597.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,638.06 : 6,972.15 = 3,723.64 : x
  2. Step 2: Convert to fraction form
    4,638.06/6,972.15 = 3,723.64/x
  3. Step 3: Cross multiply
    4,638.06x = 6,972.15 × 3,723.64
  4. Step 4: Simplify right side
    4,638.06x = 25,961,776.63
  5. Step 5: Solve for x
    x = 25,961,776.63/4,638.06
  6. Step 6: Final answer
    x = 5,597.55

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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.