Home / 5,527.20-8,290.20-2,240.64

Finding the Fourth Proportional to 5,527.20, 8,290.20 and 2,240.64

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Solution

The fourth proportional to 5,527.20, 8,290.20 and 2,240.64 is: 3,360.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,527.20 : 8,290.20 = 2,240.64 : x
  2. Step 2: Convert to fraction form
    5,527.20/8,290.20 = 2,240.64/x
  3. Step 3: Cross multiply
    5,527.20x = 8,290.20 × 2,240.64
  4. Step 4: Simplify right side
    5,527.20x = 18,575,353.73
  5. Step 5: Solve for x
    x = 18,575,353.73/5,527.20
  6. Step 6: Final answer
    x = 3,360.72

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1.5x scale

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.