Home / 9,285.84-13,929.23-2,712.56

Finding the Fourth Proportional to 9,285.84, 13,929.23 and 2,712.56

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Solution

The fourth proportional to 9,285.84, 13,929.23 and 2,712.56 is: 4,068.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,285.84 : 13,929.23 = 2,712.56 : x
  2. Step 2: Convert to fraction form
    9,285.84/13,929.23 = 2,712.56/x
  3. Step 3: Cross multiply
    9,285.84x = 13,929.23 × 2,712.56
  4. Step 4: Simplify right side
    9,285.84x = 37,783,809.26
  5. Step 5: Solve for x
    x = 37,783,809.26/9,285.84
  6. Step 6: Final answer
    x = 4,068.97

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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.