Home / 9,285.14-13,929.78-2,711.84

Finding the Fourth Proportional to 9,285.14, 13,929.78 and 2,711.84

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Solution

The fourth proportional to 9,285.14, 13,929.78 and 2,711.84 is: 4,068.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,285.14 : 13,929.78 = 2,711.84 : x
  2. Step 2: Convert to fraction form
    9,285.14/13,929.78 = 2,711.84/x
  3. Step 3: Cross multiply
    9,285.14x = 13,929.78 × 2,711.84
  4. Step 4: Simplify right side
    9,285.14x = 37,775,334.60
  5. Step 5: Solve for x
    x = 37,775,334.60/9,285.14
  6. Step 6: Final answer
    x = 4,068.36

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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.