Home / 9,678.39-14,517.30-2,752.89

Finding the Fourth Proportional to 9,678.39, 14,517.30 and 2,752.89

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Solution

The fourth proportional to 9,678.39, 14,517.30 and 2,752.89 is: 4,129.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,678.39 : 14,517.30 = 2,752.89 : x
  2. Step 2: Convert to fraction form
    9,678.39/14,517.30 = 2,752.89/x
  3. Step 3: Cross multiply
    9,678.39x = 14,517.30 × 2,752.89
  4. Step 4: Simplify right side
    9,678.39x = 39,964,530.00
  5. Step 5: Solve for x
    x = 39,964,530.00/9,678.39
  6. Step 6: Final answer
    x = 4,129.25

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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.