Home / 3,720.34-5,580.52-1,527.54

Finding the Fourth Proportional to 3,720.34, 5,580.52 and 1,527.54

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Solution

The fourth proportional to 3,720.34, 5,580.52 and 1,527.54 is: 2,291.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,720.34 : 5,580.52 = 1,527.54 : x
  2. Step 2: Convert to fraction form
    3,720.34/5,580.52 = 1,527.54/x
  3. Step 3: Cross multiply
    3,720.34x = 5,580.52 × 1,527.54
  4. Step 4: Simplify right side
    3,720.34x = 8,524,467.52
  5. Step 5: Solve for x
    x = 8,524,467.52/3,720.34
  6. Step 6: Final answer
    x = 2,291.31

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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.