Home / 7,842.18-11,763.51-2,295.39

Finding the Fourth Proportional to 7,842.18, 11,763.51 and 2,295.39

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Solution

The fourth proportional to 7,842.18, 11,763.51 and 2,295.39 is: 3,443.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,842.18 : 11,763.51 = 2,295.39 : x
  2. Step 2: Convert to fraction form
    7,842.18/11,763.51 = 2,295.39/x
  3. Step 3: Cross multiply
    7,842.18x = 11,763.51 × 2,295.39
  4. Step 4: Simplify right side
    7,842.18x = 27,001,843.22
  5. Step 5: Solve for x
    x = 27,001,843.22/7,842.18
  6. Step 6: Final answer
    x = 3,443.16

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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.