Home / 5,207.83-7,812.55-1,744.27

Finding the Fourth Proportional to 5,207.83, 7,812.55 and 1,744.27

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Solution

The fourth proportional to 5,207.83, 7,812.55 and 1,744.27 is: 2,616.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,207.83 : 7,812.55 = 1,744.27 : x
  2. Step 2: Convert to fraction form
    5,207.83/7,812.55 = 1,744.27/x
  3. Step 3: Cross multiply
    5,207.83x = 7,812.55 × 1,744.27
  4. Step 4: Simplify right side
    5,207.83x = 13,627,159.68
  5. Step 5: Solve for x
    x = 13,627,159.68/5,207.83
  6. Step 6: Final answer
    x = 2,616.67

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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.