Home / 5,527.47-8,290.90-2,239.68

Finding the Fourth Proportional to 5,527.47, 8,290.90 and 2,239.68

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Solution

The fourth proportional to 5,527.47, 8,290.90 and 2,239.68 is: 3,359.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,527.47 : 8,290.90 = 2,239.68 : x
  2. Step 2: Convert to fraction form
    5,527.47/8,290.90 = 2,239.68/x
  3. Step 3: Cross multiply
    5,527.47x = 8,290.90 × 2,239.68
  4. Step 4: Simplify right side
    5,527.47x = 18,568,951.71
  5. Step 5: Solve for x
    x = 18,568,951.71/5,527.47
  6. Step 6: Final answer
    x = 3,359.39

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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.