Home / 5,722.82-7,897.80-3,484.34

Finding the Fourth Proportional to 5,722.82, 7,897.80 and 3,484.34

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Solution

The fourth proportional to 5,722.82, 7,897.80 and 3,484.34 is: 4,808.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,722.82 : 7,897.80 = 3,484.34 : x
  2. Step 2: Convert to fraction form
    5,722.82/7,897.80 = 3,484.34/x
  3. Step 3: Cross multiply
    5,722.82x = 7,897.80 × 3,484.34
  4. Step 4: Simplify right side
    5,722.82x = 27,518,620.45
  5. Step 5: Solve for x
    x = 27,518,620.45/5,722.82
  6. Step 6: Final answer
    x = 4,808.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.