Home / 9,313.84-13,970.58-2,739.88

Finding the Fourth Proportional to 9,313.84, 13,970.58 and 2,739.88

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Solution

The fourth proportional to 9,313.84, 13,970.58 and 2,739.88 is: 4,109.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,313.84 : 13,970.58 = 2,739.88 : x
  2. Step 2: Convert to fraction form
    9,313.84/13,970.58 = 2,739.88/x
  3. Step 3: Cross multiply
    9,313.84x = 13,970.58 × 2,739.88
  4. Step 4: Simplify right side
    9,313.84x = 38,277,712.73
  5. Step 5: Solve for x
    x = 38,277,712.73/9,313.84
  6. Step 6: Final answer
    x = 4,109.77

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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.