Home / 7,910.10-11,835-4,908.60

Finding the Fourth Proportional to 7,910.10, 11,835 and 4,908.60

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Solution

The fourth proportional to 7,910.10, 11,835 and 4,908.60 is: 7,344.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,910.10 : 11,835 = 4,908.60 : x
  2. Step 2: Convert to fraction form
    7,910.10/11,835 = 4,908.60/x
  3. Step 3: Cross multiply
    7,910.10x = 11,835 × 4,908.60
  4. Step 4: Simplify right side
    7,910.10x = 58,093,281.00
  5. Step 5: Solve for x
    x = 58,093,281.00/7,910.10
  6. Step 6: Final answer
    x = 7,344.19

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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.