Home / 7,829.51-11,736.77-2,897.82

Finding the Fourth Proportional to 7,829.51, 11,736.77 and 2,897.82

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Solution

The fourth proportional to 7,829.51, 11,736.77 and 2,897.82 is: 4,343.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,829.51 : 11,736.77 = 2,897.82 : x
  2. Step 2: Convert to fraction form
    7,829.51/11,736.77 = 2,897.82/x
  3. Step 3: Cross multiply
    7,829.51x = 11,736.77 × 2,897.82
  4. Step 4: Simplify right side
    7,829.51x = 34,011,032.35
  5. Step 5: Solve for x
    x = 34,011,032.35/7,829.51
  6. Step 6: Final answer
    x = 4,343.96

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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.