Home / 2,802.41-4,199.70-2,108.27

Finding the Fourth Proportional to 2,802.41, 4,199.70 and 2,108.27

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Solution

The fourth proportional to 2,802.41, 4,199.70 and 2,108.27 is: 3,159.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,802.41 : 4,199.70 = 2,108.27 : x
  2. Step 2: Convert to fraction form
    2,802.41/4,199.70 = 2,108.27/x
  3. Step 3: Cross multiply
    2,802.41x = 4,199.70 × 2,108.27
  4. Step 4: Simplify right side
    2,802.41x = 8,854,101.52
  5. Step 5: Solve for x
    x = 8,854,101.52/2,802.41
  6. Step 6: Final answer
    x = 3,159.46

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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.