Home / 5,868.23-8,098.35-3,215.81

Finding the Fourth Proportional to 5,868.23, 8,098.35 and 3,215.81

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Solution

The fourth proportional to 5,868.23, 8,098.35 and 3,215.81 is: 4,437.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,868.23 : 8,098.35 = 3,215.81 : x
  2. Step 2: Convert to fraction form
    5,868.23/8,098.35 = 3,215.81/x
  3. Step 3: Cross multiply
    5,868.23x = 8,098.35 × 3,215.81
  4. Step 4: Simplify right side
    5,868.23x = 26,042,698.34
  5. Step 5: Solve for x
    x = 26,042,698.34/5,868.23
  6. Step 6: Final answer
    x = 4,437.91

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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.