Home / 3,718.20-5,576.36-1,527.54

Finding the Fourth Proportional to 3,718.20, 5,576.36 and 1,527.54

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Solution

The fourth proportional to 3,718.20, 5,576.36 and 1,527.54 is: 2,290.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,718.20 : 5,576.36 = 1,527.54 : x
  2. Step 2: Convert to fraction form
    3,718.20/5,576.36 = 1,527.54/x
  3. Step 3: Cross multiply
    3,718.20x = 5,576.36 × 1,527.54
  4. Step 4: Simplify right side
    3,718.20x = 8,518,112.95
  5. Step 5: Solve for x
    x = 8,518,112.95/3,718.20
  6. Step 6: Final answer
    x = 2,290.92

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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.