Home / 4,965.54-7,449.93-2,656.50

Finding the Fourth Proportional to 4,965.54, 7,449.93 and 2,656.50

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Solution

The fourth proportional to 4,965.54, 7,449.93 and 2,656.50 is: 3,985.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,965.54 : 7,449.93 = 2,656.50 : x
  2. Step 2: Convert to fraction form
    4,965.54/7,449.93 = 2,656.50/x
  3. Step 3: Cross multiply
    4,965.54x = 7,449.93 × 2,656.50
  4. Step 4: Simplify right side
    4,965.54x = 19,790,739.05
  5. Step 5: Solve for x
    x = 19,790,739.05/4,965.54
  6. Step 6: Final answer
    x = 3,985.62

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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.