Home / 7,011.84-10,518.78-3,261.82

Finding the Fourth Proportional to 7,011.84, 10,518.78 and 3,261.82

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Solution

The fourth proportional to 7,011.84, 10,518.78 and 3,261.82 is: 4,893.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,011.84 : 10,518.78 = 3,261.82 : x
  2. Step 2: Convert to fraction form
    7,011.84/10,518.78 = 3,261.82/x
  3. Step 3: Cross multiply
    7,011.84x = 10,518.78 × 3,261.82
  4. Step 4: Simplify right side
    7,011.84x = 34,310,366.98
  5. Step 5: Solve for x
    x = 34,310,366.98/7,011.84
  6. Step 6: Final answer
    x = 4,893.20

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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.