Home / 5,866.12-8,802.65-2,170.95

Finding the Fourth Proportional to 5,866.12, 8,802.65 and 2,170.95

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Solution

The fourth proportional to 5,866.12, 8,802.65 and 2,170.95 is: 3,257.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,866.12 : 8,802.65 = 2,170.95 : x
  2. Step 2: Convert to fraction form
    5,866.12/8,802.65 = 2,170.95/x
  3. Step 3: Cross multiply
    5,866.12x = 8,802.65 × 2,170.95
  4. Step 4: Simplify right side
    5,866.12x = 19,110,113.02
  5. Step 5: Solve for x
    x = 19,110,113.02/5,866.12
  6. Step 6: Final answer
    x = 3,257.71

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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.