Home / 7,677.84-11,516.16-2,483.28

Finding the Fourth Proportional to 7,677.84, 11,516.16 and 2,483.28

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Solution

The fourth proportional to 7,677.84, 11,516.16 and 2,483.28 is: 3,724.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,677.84 : 11,516.16 = 2,483.28 : x
  2. Step 2: Convert to fraction form
    7,677.84/11,516.16 = 2,483.28/x
  3. Step 3: Cross multiply
    7,677.84x = 11,516.16 × 2,483.28
  4. Step 4: Simplify right side
    7,677.84x = 28,597,849.80
  5. Step 5: Solve for x
    x = 28,597,849.80/7,677.84
  6. Step 6: Final answer
    x = 3,724.73

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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.