Home / 4,161.50-5,742.87-2,298.62

Finding the Fourth Proportional to 4,161.50, 5,742.87 and 2,298.62

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Solution

The fourth proportional to 4,161.50, 5,742.87 and 2,298.62 is: 3,172.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,161.50 : 5,742.87 = 2,298.62 : x
  2. Step 2: Convert to fraction form
    4,161.50/5,742.87 = 2,298.62/x
  3. Step 3: Cross multiply
    4,161.50x = 5,742.87 × 2,298.62
  4. Step 4: Simplify right side
    4,161.50x = 13,200,675.84
  5. Step 5: Solve for x
    x = 13,200,675.84/4,161.50
  6. Step 6: Final answer
    x = 3,172.10

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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.