Home / 7,808.29-11,710.60-2,260.15

Finding the Fourth Proportional to 7,808.29, 11,710.60 and 2,260.15

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Solution

The fourth proportional to 7,808.29, 11,710.60 and 2,260.15 is: 3,389.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,808.29 : 11,710.60 = 2,260.15 : x
  2. Step 2: Convert to fraction form
    7,808.29/11,710.60 = 2,260.15/x
  3. Step 3: Cross multiply
    7,808.29x = 11,710.60 × 2,260.15
  4. Step 4: Simplify right side
    7,808.29x = 26,467,677.66
  5. Step 5: Solve for x
    x = 26,467,677.66/7,808.29
  6. Step 6: Final answer
    x = 3,389.69

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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.