Home / 5,214.11-7,821.14-1,751.36

Finding the Fourth Proportional to 5,214.11, 7,821.14 and 1,751.36

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Solution

The fourth proportional to 5,214.11, 7,821.14 and 1,751.36 is: 2,627.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,214.11 : 7,821.14 = 1,751.36 : x
  2. Step 2: Convert to fraction form
    5,214.11/7,821.14 = 1,751.36/x
  3. Step 3: Cross multiply
    5,214.11x = 7,821.14 × 1,751.36
  4. Step 4: Simplify right side
    5,214.11x = 13,697,583.89
  5. Step 5: Solve for x
    x = 13,697,583.89/5,214.11
  6. Step 6: Final answer
    x = 2,627.02

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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.