Home / 3,917.34-5,869.26-2,511.90

Finding the Fourth Proportional to 3,917.34, 5,869.26 and 2,511.90

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Solution

The fourth proportional to 3,917.34, 5,869.26 and 2,511.90 is: 3,763.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,917.34 : 5,869.26 = 2,511.90 : x
  2. Step 2: Convert to fraction form
    3,917.34/5,869.26 = 2,511.90/x
  3. Step 3: Cross multiply
    3,917.34x = 5,869.26 × 2,511.90
  4. Step 4: Simplify right side
    3,917.34x = 14,742,994.19
  5. Step 5: Solve for x
    x = 14,742,994.19/3,917.34
  6. Step 6: Final answer
    x = 3,763.52

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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.