Home / 7,730.89-11,596.74-2,184.64

Finding the Fourth Proportional to 7,730.89, 11,596.74 and 2,184.64

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Solution

The fourth proportional to 7,730.89, 11,596.74 and 2,184.64 is: 3,277.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,730.89 : 11,596.74 = 2,184.64 : x
  2. Step 2: Convert to fraction form
    7,730.89/11,596.74 = 2,184.64/x
  3. Step 3: Cross multiply
    7,730.89x = 11,596.74 × 2,184.64
  4. Step 4: Simplify right side
    7,730.89x = 25,334,664.89
  5. Step 5: Solve for x
    x = 25,334,664.89/7,730.89
  6. Step 6: Final answer
    x = 3,277.07

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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.